MasonChinkin · August 14, 2018 23:16
diff --git a/README.md b/README.md
diff --git a/d3.min.js b/d3.min.js
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3:this.point(this._x2,this._y2),this.point(this._x3,this._y3),this.point(this._x4,this._y4)}},point:function(t,n){switch(t=+t,n=+n,this._point){case 0:this._point=1,this._x2=t,this._y2=n;break;case 1:this._point=2,this._x3=t,this._y3=n;break;case 2:this._point=3,this._x4=t,this._y4=n,this._context.moveTo((this._x0+4*this._x1+t)/6,(this._y0+4*this._y1+n)/6);break;default:Qa(this,t,n)}this._x0=this._x1,this._x1=t,this._y0=this._y1,this._y1=n}};nc.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._y0=this._y1=NaN,this._point=0},lineEnd:function(){(this._line||0!==this._line&&3===this._point)&&this._context.closePath(),this._line=1-this._line},point:function(t,n){switch(t=+t,n=+n,this._point){case 0:this._point=1;break;case 1:this._point=2;break;case 2:this._point=3;var e=(this._x0+4*this._x1+t)/6,r=(this._y0+4*this._y1+n)/6;this._line?this._context.lineTo(e,r):this._context.moveTo(e,r);break;case 3:this._point=4;default:Qa(this,t,n)}this._x0=this._x1,this._x1=t,this._y0=this._y1,this._y1=n}};ec.prototype={lineStart:function(){this._x=[],this._y=[],this._basis.lineStart()},lineEnd:function(){var t=this._x,n=this._y,e=t.length-1;if(e>0)for(var r,i=t[0],o=n[0],u=t[e]-i,a=n[e]-o,c=-1;++c<=e;)r=c/e,this._basis.point(this._beta*t[c]+(1-this._beta)*(i+r*u),this._beta*n[c]+(1-this._beta)*(o+r*a));this._x=this._y=null,this._basis.lineEnd()},point:function(t,n){this._x.push(+t),this._y.push(+n)}};var Qy=function t(n){function e(t){return 1===n?new Ka(t):new ec(t,n)}return e.beta=function(n){return t(+n)},e}(.85);ic.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._x2=this._y0=this._y1=this._y2=NaN,this._point=0},lineEnd:function(){switch(this._point){case 2:this._context.lineTo(this._x2,this._y2);break;case 3:rc(this,this._x1,this._y1)}(this._line||0!==this._line&&1===this._point)&&this._context.closePath(),this._line=1-this._line},point:function(t,n){switch(t=+t,n=+n,this._point){case 0:this._point=1,this._line?this._context.lineTo(t,n):this._context.moveTo(t,n);break;case 1:this._point=2,this._x1=t,this._y1=n;break;case 2:this._point=3;default:rc(this,t,n)}this._x0=this._x1,this._x1=this._x2,this._x2=t,this._y0=this._y1,this._y1=this._y2,this._y2=n}};var Ky=function t(n){function e(t){return new ic(t,n)}return e.tension=function(n){return t(+n)},e}(0);oc.prototype={areaStart:Jy,areaEnd:Jy,lineStart:function(){this._x0=this._x1=this._x2=this._x3=this._x4=this._x5=this._y0=this._y1=this._y2=this._y3=this._y4=this._y5=NaN,this._point=0},lineEnd:function(){switch(this._point){case 1:this._context.moveTo(this._x3,this._y3),this._context.closePath();break;case 2:this._context.lineTo(this._x3,this._y3),this._context.closePath();break;case 3:this.point(this._x3,this._y3),this.point(this._x4,this._y4),this.point(this._x5,this._y5)}},point:function(t,n){switch(t=+t,n=+n,this._point){case 0:this._point=1,this._x3=t,this._y3=n;break;case 1:this._point=2,this._context.moveTo(this._x4=t,this._y4=n);break;case 2:this._point=3,this._x5=t,this._y5=n;break;default:rc(this,t,n)}this._x0=this._x1,this._x1=this._x2,this._x2=t,this._y0=this._y1,this._y1=this._y2,this._y2=n}};var tm=function t(n){function e(t){return new oc(t,n)}return e.tension=function(n){return t(+n)},e}(0);uc.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._x2=this._y0=this._y1=this._y2=NaN,this._point=0},lineEnd:function(){(this._line||0!==this._line&&3===this._point)&&this._context.closePath(),this._line=1-this._line},point:function(t,n){switch(t=+t,n=+n,this._point){case 0:this._point=1;break;case 1:this._point=2;break;case 2:this._point=3,this._line?this._context.lineTo(this._x2,this._y2):this._context.moveTo(this._x2,this._y2);break;case 3:this._point=4;default:rc(this,t,n)}this._x0=this._x1,this._x1=this._x2,this._x2=t,this._y0=this._y1,this._y1=this._y2,this._y2=n}};var nm=function t(n){function e(t){return new uc(t,n)}return e.tension=function(n){return t(+n)},e}(0);cc.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._x2=this._y0=this._y1=this._y2=NaN,this._l01_a=this._l12_a=this._l23_a=this._l01_2a=this._l12_2a=this._l23_2a=this._point=0},lineEnd:function(){switch(this._point){case 2:this._context.lineTo(this._x2,this._y2);break;case 3:this.point(this._x2,this._y2)}(this._line||0!==this._line&&1===this._point)&&this._context.closePath(),this._line=1-this._line},point:function(t,n){if(t=+t,n=+n,this._point){var e=this._x2-t,r=this._y2-n;this._l23_a=Math.sqrt(this._l23_2a=Math.pow(e*e+r*r,this._alpha))}switch(this._point){case 0:this._point=1,this._line?this._context.lineTo(t,n):this._context.moveTo(t,n);break;case 1:this._point=2;break;case 2:this._point=3;default:ac(this,t,n)}this._l01_a=this._l12_a,this._l12_a=this._l23_a,this._l01_2a=this._l12_2a,this._l12_2a=this._l23_2a,this._x0=this._x1,this._x1=this._x2,this._x2=t,this._y0=this._y1,this._y1=this._y2,this._y2=n}};var em=function t(n){function e(t){return n?new cc(t,n):new ic(t,0)}return e.alpha=function(n){return t(+n)},e}(.5);sc.prototype={areaStart:Jy,areaEnd:Jy,lineStart:function(){this._x0=this._x1=this._x2=this._x3=this._x4=this._x5=this._y0=this._y1=this._y2=this._y3=this._y4=this._y5=NaN,this._l01_a=this._l12_a=this._l23_a=this._l01_2a=this._l12_2a=this._l23_2a=this._point=0},lineEnd:function(){switch(this._point){case 1:this._context.moveTo(this._x3,this._y3),this._context.closePath();break;case 2:this._context.lineTo(this._x3,this._y3),this._context.closePath();break;case 3:this.point(this._x3,this._y3),this.point(this._x4,this._y4),this.point(this._x5,this._y5)}},point:function(t,n){if(t=+t,n=+n,this._point){var e=this._x2-t,r=this._y2-n;this._l23_a=Math.sqrt(this._l23_2a=Math.pow(e*e+r*r,this._alpha))}switch(this._point){case 0:this._point=1,this._x3=t,this._y3=n;break;case 1:this._point=2,this._context.moveTo(this._x4=t,this._y4=n);break;case 2:this._point=3,this._x5=t,this._y5=n;break;default:ac(this,t,n)}this._l01_a=this._l12_a,this._l12_a=this._l23_a,this._l01_2a=this._l12_2a,this._l12_2a=this._l23_2a,this._x0=this._x1,this._x1=this._x2,this._x2=t,this._y0=this._y1,this._y1=this._y2,this._y2=n}};var rm=function t(n){function e(t){return n?new sc(t,n):new oc(t,0)}return e.alpha=function(n){return t(+n)},e}(.5);fc.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._x2=this._y0=this._y1=this._y2=NaN,this._l01_a=this._l12_a=this._l23_a=this._l01_2a=this._l12_2a=this._l23_2a=this._point=0},lineEnd:function(){(this._line||0!==this._line&&3===this._point)&&this._context.closePath(),this._line=1-this._line},point:function(t,n){if(t=+t,n=+n,this._point){var e=this._x2-t,r=this._y2-n;this._l23_a=Math.sqrt(this._l23_2a=Math.pow(e*e+r*r,this._alpha))}switch(this._point){case 0:this._point=1;break;case 1:this._point=2;break;case 2:this._point=3,this._line?this._context.lineTo(this._x2,this._y2):this._context.moveTo(this._x2,this._y2);break;case 3:this._point=4;default:ac(this,t,n)}this._l01_a=this._l12_a,this._l12_a=this._l23_a,this._l01_2a=this._l12_2a,this._l12_2a=this._l23_2a,this._x0=this._x1,this._x1=this._x2,this._x2=t,this._y0=this._y1,this._y1=this._y2,this._y2=n}};var im=function t(n){function e(t){return n?new fc(t,n):new uc(t,0)}return e.alpha=function(n){return t(+n)},e}(.5);lc.prototype={areaStart:Jy,areaEnd:Jy,lineStart:function(){this._point=0},lineEnd:function(){this._point&&this._context.closePath()},point:function(t,n){t=+t,n=+n,this._point?this._context.lineTo(t,n):(this._point=1,this._context.moveTo(t,n))}};_c.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._y0=this._y1=this._t0=NaN,this._point=0},lineEnd:function(){switch(this._point){case 2:this._context.lineTo(this._x1,this._y1);break;case 3:vc(this,this._t0,dc(this,this._t0))}(this._line||0!==this._line&&1===this._point)&&this._context.closePath(),this._line=1-this._line},point:function(t,n){var e=NaN;if(t=+t,n=+n,t!==this._x1||n!==this._y1){switch(this._point){case 0:this._point=1,this._line?this._context.lineTo(t,n):this._context.moveTo(t,n);break;case 1:this._point=2;break;case 2:this._point=3,vc(this,dc(this,e=pc(this,t,n)),e);break;default:vc(this,this._t0,e=pc(this,t,n))}this._x0=this._x1,this._x1=t,this._y0=this._y1,this._y1=n,this._t0=e}}},(gc.prototype=Object.create(_c.prototype)).point=function(t,n){_c.prototype.point.call(this,n,t)},yc.prototype={moveTo:function(t,n){this._context.moveTo(n,t)},closePath:function(){this._context.closePath()},lineTo:function(t,n){this._context.lineTo(n,t)},bezierCurveTo:function(t,n,e,r,i,o){this._context.bezierCurveTo(n,t,r,e,o,i)}},mc.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x=[],this._y=[]},lineEnd:function(){var t=this._x,n=this._y,e=t.length;if(e)if(this._line?this._context.lineTo(t[0],n[0]):this._context.moveTo(t[0],n[0]),2===e)this._context.lineTo(t[1],n[1]);else for(var r=xc(t),i=xc(n),o=0,u=1;u<e;++o,++u)this._context.bezierCurveTo(r[0][o],i[0][o],r[1][o],i[1][o],t[u],n[u]);(this._line||0!==this._line&&1===e)&&this._context.closePath(),this._line=1-this._line,this._x=this._y=null},point:function(t,n){this._x.push(+t),this._y.push(+n)}};bc.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x=this._y=NaN,this._point=0},lineEnd:function(){0<this._t&&this._t<1&&2===this._point&&this._context.lineTo(this._x,this._y),(this._line||0!==this._line&&1===this._point)&&this._context.closePath(),this._line>=0&&(this._t=1-this._t,this._line=1-this._line)},point:function(t,n){switch(t=+t,n=+n,this._point){case 0:this._point=1,this._line?this._context.lineTo(t,n):this._context.moveTo(t,n);break;case 1:this._point=2;default:if(this._t<=0)this._context.lineTo(this._x,n),this._context.lineTo(t,n);else{var e=this._x*(1-this._t)+t*this._t;this._context.lineTo(e,this._y),this._context.lineTo(e,n)}}this._x=t,this._y=n}};var om=function(t,n){if((i=t.length)>1)for(var e,r,i,o=1,u=t[n[0]],a=u.length;o<i;++o)for(r=u,u=t[n[o]],e=0;e<a;++e)u[e][1]+=u[e][0]=isNaN(r[e][1])?r[e][0]:r[e][1]},um=function(t){for(var n=t.length,e=new Array(n);--n>=0;)e[n]=n;return e},am=function(t){var n=t.map(Mc);return um(t).sort(function(t,e){return n[t]-n[e]})},cm=function(t){return function(){return t}};kc.prototype={constructor:kc,insert:function(t,n){var e,r,i;if(t){if(n.P=t,n.N=t.N,t.N&&(t.N.P=n),t.N=n,t.R){for(t=t.R;t.L;)t=t.L;t.L=n}else t.R=n;e=t}else this._?(t=Cc(this._),n.P=null,n.N=t,t.P=t.L=n,e=t):(n.P=n.N=null,this._=n,e=null);for(n.L=n.R=null,n.U=e,n.C=!0,t=n;e&&e.C;)e===(r=e.U).L?(i=r.R)&&i.C?(e.C=i.C=!1,r.C=!0,t=r):(t===e.R&&(Ec(this,e),e=(t=e).U),e.C=!1,r.C=!0,Ac(this,r)):(i=r.L)&&i.C?(e.C=i.C=!1,r.C=!0,t=r):(t===e.L&&(Ac(this,e),e=(t=e).U),e.C=!1,r.C=!0,Ec(this,r)),e=t.U;this._.C=!1},remove:function(t){t.N&&(t.N.P=t.P),t.P&&(t.P.N=t.N),t.N=t.P=null;var n,e,r,i=t.U,o=t.L,u=t.R;if(e=o?u?Cc(u):o:u,i?i.L===t?i.L=e:i.R=e:this._=e,o&&u?(r=e.C,e.C=t.C,e.L=o,o.U=e,e!==u?(i=e.U,e.U=t.U,t=e.R,i.L=t,e.R=u,u.U=e):(e.U=i,i=e,t=e.R)):(r=t.C,t=e),t&&(t.U=i),!r)if(t&&t.C)t.C=!1;else{do{if(t===this._)break;if(t===i.L){if((n=i.R).C&&(n.C=!1,i.C=!0,Ec(this,i),n=i.R),n.L&&n.L.C||n.R&&n.R.C){n.R&&n.R.C||(n.L.C=!1,n.C=!0,Ac(this,n),n=i.R),n.C=i.C,i.C=n.R.C=!1,Ec(this,i),t=this._;break}}else if((n=i.L).C&&(n.C=!1,i.C=!0,Ac(this,i),n=i.L),n.L&&n.L.C||n.R&&n.R.C){n.L&&n.L.C||(n.R.C=!1,n.C=!0,Ec(this,n),n=i.L),n.C=i.C,i.C=n.L.C=!1,Ac(this,i),t=this._;break}n.C=!0,t=i,i=i.U}while(!t.C);t&&(t.C=!1)}}};var sm,fm,lm,hm,pm,dm=[],vm=[],_m=1e-6,gm=1e-12;ns.prototype={constructor:ns,polygons:function(){var t=this.edges;return this.cells.map(function(n){var e=n.halfedges.map(function(e){return Fc(n,t[e])});return e.data=n.site.data,e})},triangles:function(){var t=[],n=this.edges;return this.cells.forEach(function(e,r){if(o=(i=e.halfedges).length)for(var i,o,u,a=e.site,c=-1,s=n[i[o-1]],f=s.left===a?s.right:s.left;++c<o;)u=f,f=(s=n[i[c]]).left===a?s.right:s.left,u&&f&&r<u.index&&r<f.index&&Kc(a,u,f)<0&&t.push([a.data,u.data,f.data])}),t},links:function(){return this.edges.filter(function(t){return t.right}).map(function(t){return{source:t.left.data,target:t.right.data}})},find:function(t,n,e){for(var r,i,o=this,u=o._found||0,a=o.cells.length;!(i=o.cells[u]);)if(++u>=a)return null;var 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diff --git a/gdp.js b/gdp.js
 //Width and height
 margin = { top: 50, right: 40, bottom: 20, left: 50 },
    w = container.offsetWidth;
 h = 500;

 var parseTime = d3.timeParse('%Y'); //convert strings to dates
 var formatTime = d3.timeFormat('%Y'); //date format

 //Function for converting CSV values from strings to Dates and numbers
 var rowConverter = function(d, i, cols) {

    var row = {
        year: parseTime(d.year), //make new date object for each year
    };

    for (var i = 1; i < cols.length; i++) { //loop for each growth type
        var col = cols[i];
        row[cols[i]] = +d[cols[i]]; //convert from string to int
    }
    return row;
 };

 //colors
 var colors = d3.scaleOrdinal(d3.schemeCategory10);

 //for back button toggle
 var viewState = 0

 //bar transition duration
 var barTransition = 750

 //define stacks
 var stack = d3.stack();
 var transitionStack = d3.stack();
 var thisStack = d3.stack();

 //create svg
 var svg = d3.select('#container')
    .append('svg')
    .attr('width', w)
    .attr('height', h);

 //load data
 d3.csv('growth_data.csv', rowConverter, function(error, data) {
    if (error) throw error;
    dataset = data;
    //console.table(dataset);

    d3.csv('growth_data_lines.csv', rowConverter, function(error, gdpLineData) {
        if (error) throw error;
        gdpLineDataset = gdpLineData
        //console.log(gdpLineDataset);

        keys = dataset.columns.slice(1);
        stack.keys(keys)
            .offset(d3.stackOffsetDiverging)
            .order(d3.stackOrderInsideOut);

        //data, stacked
        series = stack(dataset);
        //console.log(series);

        drawGdp(dataset, series, keys);
        drawGdpLine(gdpLineDataset);
        drawBackbutton(dataset, series, keys);

        //LEGEND
        var legendVals = ["Personal Consumption", "Gross private domestic investment", "Net Trade", "Government consumption and gross investment"]

        //var legendVals = dataset.columns.slice(1); DYNAMIC LEGEND, not using because current column headers not pretty, but necessary for the way this dynamically loads the thisType files

        drawLegend(legendVals);
    });
 });

 function drawGdp(data, series, keys) {

    //scales
    xScale = d3.scaleBand()
        .domain(data.map(function(d) { return d.year }))
        .range([margin.left, w - margin.right])
        .paddingInner(0.1)
        .paddingOuter(0.75);

    yScale = d3.scaleLinear()
        .domain([d3.min(series, stackMin), d3.max(series, stackMax)])
        .range([h - margin.bottom, margin.top])
        .nice();

    //Define axes
    xAxis = d3.axisBottom()
        .scale(xScale)
        .tickValues(xScale.domain().filter(function(d, i) { return !(i % 10) }))
        .tickFormat(d3.timeFormat('%Y'))
        .tickSize(0);

    //Define right Y axis
    yAxisR = d3.axisRight()
        .scale(yScale)
        .ticks(8)
        .tickSizeOuter(0);

    //Define left Y axis
    yAxisL = d3.axisLeft()
        .scale(yScale)
        .ticks(8)
        .tickSizeOuter(0);

    //Define grey y axis lines
    yAxisGrid = d3.axisLeft()
        .scale(yScale)
        .ticks(8)
        .tickSizeOuter(0)
        .tickSizeInner(-w + margin.left + margin.right)
        .tickFormat("");

    //group data rows
    var bars = svg.selectAll('#originalBars')
        .data(series)
        .enter()
        .append('g')
        .attr('id', 'originalBars')
        .style('fill', function(d, i) { return colors(i); })
        .attr("class", function(d, i) {
            return d.key;
        });

    //add rect for each data value
    var rects = bars.selectAll('rect')
        .data(function(d) { return d; })
        .enter()
        .append('rect')
        .attr('x', function(d, i) {
            return xScale(d.data.year);
        })
        .attr('y', function(d) {
            return yScale(d[1]);
        })
        .attr('height', function(d) {
            return yScale(d[0]) - yScale(d[1]);
        })
        .attr('width', xScale.bandwidth)
        .attr('id', 'indivBars')
        .attr('class', function(d, i) {
            return "bar-" + d3.select(this.parentNode).attr('class');
        })
        .style('cursor', 'pointer')
        .on("mousemove", function(d, i) {

            tooltipType = d3.select(this.parentNode).attr('class')
            //console.log(d.data[tooltipType]);

            tooltipDiv.transition()
                //.duration(200)
                .style("opacity", .9);

            tooltipDiv.html(tooltipType + "<br/>" + formatTime(d.data.year) + ': ' + d.data[tooltipType] + '%')
                .style("left", (d3.event.pageX + 5) + "px")
                .style("top", (d3.event.pageY - 38) + "px");
        })
        .on("mouseout", function(d) {
            tooltipDiv.transition()
                .duration(500)
                .style("opacity", 0)
        })

    rects.on('click', function(d, i) {
        thisType = d3.select(this.parentNode).attr('class')
        //console.log(thisType);

        viewState++
        toggleBackButton()

        d3.csv('growth_data_' + thisType + '.csv', rowConverter, function(error, thisGdpData) {
            if (error) throw error;

            var thisDataset = thisGdpData;
            //console.log(thisDataset);

            //Generate a new data set with all-zero values, 
            //except for this type's data for beginning of transition
            transitionDataset = [];

            for (var i = 0; i < data.length; i++) {
                transitionDataset[i] = {
                    year: data[i].year,
                    personal_consumption: 0,
                    gross_private_domestic_inv: 0,
                    net_trade: 0,
                    gov_consumption_and_gross_inv: 0,
                    [thisType]: data[i][thisType] //Overwrites the appropriate zero value above
                }
            }
            //console.log(transitionDataset);

            transitionStack.keys(keys)
                .offset(d3.stackOffsetDiverging)
                .order(d3.stackOrderAscending);

            var transitionSeries = transitionStack(transitionDataset);
            //console.log(transitionSeries);

            //remove gdp line
            d3.select('#line').transition().duration(barTransition / 2).style("opacity", 0);

            //update y scale
            yScale = d3.scaleLinear()
                .domain([d3.min(transitionSeries, stackMin) - 0.5, d3.max(transitionSeries, stackMax) + 0.5])
                .range([h - margin.bottom, margin.top])
                .nice();

            //update y axes
            yAxisR = d3.axisRight()
                .scale(yScale)
                .ticks(8)
                .tickSizeOuter(0);

            yAxisL = d3.axisLeft()
                .scale(yScale)
                .ticks(8)
                .tickSizeOuter(0);

            yAxisGrid = d3.axisLeft()
                .scale(yScale)
                .ticks(8)
                .tickSizeOuter(0)
                .tickSizeInner(-w + margin.left + margin.right)
                .tickFormat("");

            svg.select(".axis.yl")
                .transition().duration(barTransition)
                .call(yAxisL);

            svg.select(".axis.yr")
                .transition().duration(barTransition)
                .call(yAxisR);

            svg.select(".axis.ygrid")
                .transition().duration(barTransition)
                .call(yAxisGrid);

            svg.select(".axis.x")
                .transition().duration(barTransition)
                .select('.domain').attr('transform', 'translate(' +
                    0 + ',' + (yScale(0) - (h - margin.bottom)) + ')');

            //transition bars
            keys.forEach(function(key, key_index) {

                var bars = svg.selectAll(".bar-" + key)
                    .data(transitionSeries[key_index])
                    .transition().duration(barTransition)
                    .attr("y", function(d) {
                        return yScale(d[1]);
                    })
                    .attr("height", function(d) { return yScale(d[0]) - yScale(d[1]); })
                    .transition()
                    .style('opacity', 0)
            });

            thisKeys = thisDataset.columns.slice(1);
            thisStack.keys(thisKeys)
                .offset(d3.stackOffsetDiverging)
                .order(d3.stackOrderInsideOut);

            thisSeries = thisStack(thisDataset);
            //console.log(thisSeries);

            //group data rows
            var bars = svg.selectAll('#bars')
                .data(thisSeries)
                .enter()
                .append('g')
                .attr('id', 'bars')
                .style('fill', function(d, i) { return colors(i); })
                .attr("class", function(d, i) {
                    return d.key;
                });

            //add rect for each data value
            var rects = bars.selectAll('rect')
                .data(function(d) { return d; })
                .enter()
                .append('rect')
                .attr('x', function(d, i) {
                    return xScale(d.data.year);
                })
                .attr('y', function(d) {
                    return yScale(d[1]);
                })
                .attr('height', function(d) {
                    return yScale(d[0]) - yScale(d[1]);
                })
                .attr('width', xScale.bandwidth)
                .attr('id', 'indivBars')
                .attr('class', function(d, i) {
                    return "thisBar-" + d3.select(this.parentNode).attr('class');
                })
                .on("mousemove", function(d, i) {

                    tooltipType = d3.select(this.parentNode).attr('class')
                    //console.log(d.data[tooltipType]);

                    tooltipDiv.transition()
                        //.duration(200)
                        .style("opacity", .9);

                    tooltipDiv.html(tooltipType + "<br/>" + formatTime(d.data.year) + ': ' + d.data[tooltipType] + '%')
                        .style("left", (d3.event.pageX + 5) + "px")
                        .style("top", (d3.event.pageY - 38) + "px");
                })
                .on("mouseout", function(d) {
                    tooltipDiv.transition()
                        .duration(500)
                        .style("opacity", 0)
                })
                .style('opacity', 0)
                .transition().delay(barTransition)
                .style('opacity', 1);

            //net line for thisType
            drawThisLine(gdpLineDataset);

            //new legend
            d3.selectAll('.legend').classed('hidden', true);

            var legendVals = thisKeys

            //var legendVals = dataset.columns.slice(1); DYNAMIC LEGEND, not using because current column headers not pretty

            wLegend = w * 0.55;
            hLegend = h * 0.05;

            var legend = svg.selectAll('.thisLegend')
                .data(legendVals)
                .enter()
                .append('g')
                .attr("class", "thisLegend")
                .attr("transform", function(d, i) { { return "translate(0," + i * 20 + ")" } })

            legend.append('rect')
                .attr("x", wLegend)
                .attr("y", hLegend + 30)
                .attr("width", 12)
                .attr("height", 12)
                .style("fill", function(d, i) {
                    return colors(i)
                })

            legend.append('text')
                .attr("x", wLegend + 20)
                .attr("y", hLegend + 42)
                //.attr("dy", ".35em")
                .text(function(d, i) {
                    return d
                })
                .attr("class", "textselected")
        });
    });

    //create axes
    svg.append('g')
        .attr('class', 'axis x')
        .attr('transform', 'translate(0,' + (h - margin.bottom) + ')')
        .call(xAxis)
        .style('font-size', 14)
        .select('.domain').attr('transform', 'translate(' +
            0 + ',' + (yScale(0) - (h - margin.bottom)) + ')');

    svg.append('g')
        .attr('class', 'axis yl')
        .attr('transform', 'translate(' + margin.left + ',0)')
        .call(yAxisL)
        .style('font-size', 14);

    svg.append('g')
        .attr('class', 'axis yr')
        .attr('transform', 'translate(' + (w - margin.right) + ',0)')
        .call(yAxisR)
        .style('font-size', 14);

    svg.append('g')
        .attr('class', 'axis ygrid')
        .attr('transform', 'translate(' + margin.left + ',0)')
        .call(yAxisGrid)
        .style('opacity', .2);

    // Define the div for the tooltip
    var tooltipDiv = d3.select("body").append("div")
        .attr("class", "tooltip")
        .style("opacity", 0);
 };

 function drawGdpLine(data) {
    //define line
    line = d3.line()
        .x(function(d) { return xScale(d.year) + (xScale.bandwidth() / 2); })
        .y(function(d) { return yScale(d.gdp); })
        .curve(d3.curveMonotoneX);

    //create line
    svg.append("path")
        .datum(data)
        .attr("id", "line")
        .attr("d", line)
        .style('fill', 'none')
        .style('stroke', 'black')
        .style('stroke-width', 3);
 };

 function drawThisLine(data) {
    //define line
    thisLine = d3.line()
        .x(function(d) { return xScale(d.year) + (xScale.bandwidth() / 2); })
        .y(function(d) { return yScale(d[thisType]); })
        .curve(d3.curveMonotoneX);

    //create line
    svg.append("path")
        .datum(data)
        .attr("id", 'thisLine')
        .attr("d", thisLine)
        .style('fill', 'none')
        .style('stroke', 'black')
        .style('stroke-width', 3)
        .style('opacity', 0)
        .transition().delay(barTransition).duration(500)
        .style('opacity', 1);
 };

 function drawBackbutton(data, series, keys) {

    //Create back button
    var backButton = svg.append("g")
        .attr("id", "backButton")
        .style("opacity", 0) //Initially hidden
        .classed("unclickable", true) //Initially not clickable
        .attr("transform", "translate(" + xScale.range()[0] + "," + yScale.range()[1] + ")");

    backButton.append("rect")
        .attr("x", 15)
        .attr("y", -30)
        .attr("rx", 5)
        .attr("rx", 5)
        .attr("width", 70)
        .attr("height", 30);

    backButton.append("text")
        .attr("x", 22)
        .attr("y", -10)
        .html("&larr; Back");

    //Define click behavior
    backButton.on("click", function() {

        viewState = 0
        toggleBackButton();

        //Set y scale back to original domain
        yScale = d3.scaleLinear()
            .domain([d3.min(series, stackMin), d3.max(series, stackMax)])
            .range([h - margin.bottom, margin.top])
            .nice();

        //transition bars
        thisKeys.forEach(function(key, key_index) {

            var bars = svg.selectAll(".thisBar-" + key)
                .data(thisSeries[key_index])
                .transition().duration(barTransition)
                .attr("y", function(d) {
                    return yScale(d[1]);
                })
                .attr("height", function(d) { return yScale(d[0]) - yScale(d[1]); })
                .style('opacity', 0);
        });

        d3.selectAll('#bars').transition().duration(barTransition).remove();

        //update y axes
        yAxisR = d3.axisRight()
            .scale(yScale)
            .ticks(8)
            .tickSizeOuter(0);

        yAxisL = d3.axisLeft()
            .scale(yScale)
            .ticks(8)
            .tickSizeOuter(0);

        yAxisGrid = d3.axisLeft()
            .scale(yScale)
            .ticks(8)
            .tickSizeOuter(0)
            .tickSizeInner(-w + margin.left + margin.right)
            .tickFormat("");

        svg.select(".axis.yl")
            .transition().duration(barTransition)
            .call(yAxisL);

        svg.select(".axis.yr")
            .transition().duration(barTransition)
            .call(yAxisR);

        svg.select(".axis.ygrid")
            .transition().duration(barTransition)
            .call(yAxisGrid);

        svg.select(".axis.x")
            .transition().duration(barTransition)
            .select('.domain').attr('transform', 'translate(' +
                0 + ',' + (yScale(0) - (h - margin.bottom)) + ')');

        //transition bars
        keys.forEach(function(key, key_index) {

            var bars = svg.selectAll(".bar-" + key)
                .data(series[key_index])
                .transition().duration(barTransition)
                .style('opacity', 1)
                .attr("y", function(d) {
                    return yScale(d[1]);
                })
                .attr("height", function(d) { return yScale(d[0]) - yScale(d[1]); })
        });

        //original legend
        d3.selectAll('.thisLegend').remove();
        d3.selectAll('.legend').classed('hidden', false);

        //remove thisLine
        d3.select('#thisLine').remove();

        //original gdp line
        d3.select('#line').transition().duration(barTransition * 2).style("opacity", 1);
    });
 };

 function drawLegend(data) {
    wLegend = w * 0.55;
    hLegend = h * 0.05;

    var legend = svg.selectAll('.legend')
        .data(data)
        .enter()
        .append('g')
        .attr("class", "legend")
        .attr("transform", function(d, i) {
            {
                return "translate(0," + i * 20 + ")"
            }
        });

    legend.append('rect')
        .attr("x", wLegend)
        .attr("y", hLegend + 30)
        .attr("width", 12)
        .attr("height", 12)
        .style("fill", function(d, i) {
            return colors(i)
        })

    legend.append('text')
        .attr("x", wLegend + 20)
        .attr("y", hLegend + 42)
        //.attr("dy", ".35em")
        .text(function(d, i) {
            return d
        })
        .attr("class", "textselected")
 }

 function toggleBackButton() {
    //Select the button
    var backButton = d3.select("#backButton");

    //Decide whether to reveal or hide it
    if (viewState == 1) {

        //Reveal it

        //Set up dynamic button text
        var buttonText = "&larr; Back";

        //Set text
        backButton.select("text").html(buttonText);

        //Resize button depending on text width
        var rectWidth = Math.round(backButton.select("text").node().getBBox().width + 16);
        backButton.select("rect").attr("width", rectWidth);

        //Fade button in
        backButton.classed("unclickable", false)
            .transition()
            .duration(500)
            .style("opacity", 1);

    } else {

        //Hide it
        backButton.classed("unclickable", true)
            .transition()
            .duration(200)
            .style("opacity", 0);

    }
 };

 function stackMin(serie) {
    return d3.min(serie, function(d) { return d[0]; });
 };

 function stackMax(serie) {
    return d3.max(serie, function(d) { return d[1]; });
 };

 // % label for the y axis
 svg.append("text")
    //.attr("x", margin.left / 2)
    //.attr("y", h / 2)
    .style("text-anchor", "middle")
    .text("%")
    .attr('class', 'axis text')
    .attr("transform", "translate(" + margin.left / 4 + "," +
        h / 2 + ") rotate(0)")
    .style('font-weight', 'bold')
    .style('pointer-events', 'none');

 // source
 svg.append("text")
    .style("text-anchor", "middle")
    .attr('class', 'textselected')
    .text("Source: U.S. Bureau of Economic Analysis")
    .attr("transform", "translate(" + (w * 0.75) + "," +
        (h * 0.925) + ") rotate(0)")
    .style('pointer-events', 'none');
diff --git a/growth_data.csv b/growth_data.csv
diff --git a/growth_data_gov_consumption_and_gross_inv.csv b/growth_data_gov_consumption_and_gross_inv.csv
diff --git a/growth_data_gross_private_domestic_inv.csv b/growth_data_gross_private_domestic_inv.csv
diff --git a/growth_data_lines.csv b/growth_data_lines.csv
diff --git a/growth_data_net_trade.csv b/growth_data_net_trade.csv
diff --git a/growth_data_personal_consumption.csv b/growth_data_personal_consumption.csv
diff --git a/index.html b/index.html
 <!DOCTYPE HTML>
 <html>

 <head>
    <title>US Federal Budget Balance, 1968-2017</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=960" />
    <script src="d3.min.js"></script>
    <style type="text/css">
    h1 {
        font-family: Helvetica, sans-serif;
        font-size: 30px;
        font-weight: bold;
        padding-left: 50px;
        color: black;
    }

    .hidden {
        display: none;
    }

    .axis {
        stroke-width: 1.5;
        pointer-events: none;
    }

    .axis text {
        font: 16px arial;
    }

    .textselected {
        font: 16px arial;
        pointer-events: none;
        text-anchor: start;
    }

    #indivBars:hover {
        stroke: black;
        stroke-width: 3;
    }

    div.tooltip {
        position: absolute;
        text-align: center;
        width: auto;
        height: auto;
        padding: 2px;
        font: 16px sans-serif;
        background: white;
        border: 0px;
        border-radius: 8px;
        pointer-events: none;
        color: black;
    }

    #backButton {
        cursor: pointer;
    }

    #backButton rect {
        fill: rgb(175, 240, 91);
    }

    #backButton text {
        font-family: Helvetica, sans-serif;
        font-weight: bold;
        font-size: 14px;
        fill: black;
    }

    #backButton:hover rect {
        fill: rgb(26, 199, 194);
    }

    #backButton:hover text {
        fill: white;
    }

    .unclickable {
        pointer-events: none;
    }
    </style>
 </head>

 <body>
    <div id="container" class="container">
        <div class="legend">
            <div class="legend"></div>
        </div>
        <script src="gdp.js"></script>
 </body>

 </html>
diff --git a/preview.png b/preview.png
diff --git a/preview.xcf b/preview.xcf
diff --git a/thumbnail.png b/thumbnail.png
	//Width and height
	margin = { top: 50, right: 40, bottom: 20, left: 50 },
	w = container.offsetWidth;
	h = 500;

	var parseTime = d3.timeParse('%Y'); //convert strings to dates
	var formatTime = d3.timeFormat('%Y'); //date format

	//Function for converting CSV values from strings to Dates and numbers
	var rowConverter = function(d, i, cols) {

	var row = {
	year: parseTime(d.year), //make new date object for each year
	};

	for (var i = 1; i < cols.length; i++) { //loop for each growth type
	var col = cols[i];
	row[cols[i]] = +d[cols[i]]; //convert from string to int
	}
	return row;
	};

	//colors
	var colors = d3.scaleOrdinal(d3.schemeCategory10);

	//for back button toggle
	var viewState = 0

	//bar transition duration
	var barTransition = 750

	//define stacks
	var stack = d3.stack();
	var transitionStack = d3.stack();
	var thisStack = d3.stack();

	//create svg
	var svg = d3.select('#container')
	.append('svg')
	.attr('width', w)
	.attr('height', h);

	//load data
	d3.csv('growth_data.csv', rowConverter, function(error, data) {
	if (error) throw error;
	dataset = data;
	//console.table(dataset);

	d3.csv('growth_data_lines.csv', rowConverter, function(error, gdpLineData) {
	if (error) throw error;
	gdpLineDataset = gdpLineData
	//console.log(gdpLineDataset);

	keys = dataset.columns.slice(1);
	stack.keys(keys)
	.offset(d3.stackOffsetDiverging)
	.order(d3.stackOrderInsideOut);

	//data, stacked
	series = stack(dataset);
	//console.log(series);

	drawGdp(dataset, series, keys);
	drawGdpLine(gdpLineDataset);
	drawBackbutton(dataset, series, keys);

	//LEGEND
	var legendVals = ["Personal Consumption", "Gross private domestic investment", "Net Trade", "Government consumption and gross investment"]

	//var legendVals = dataset.columns.slice(1); DYNAMIC LEGEND, not using because current column headers not pretty, but necessary for the way this dynamically loads the thisType files

	drawLegend(legendVals);
	});
	});

	function drawGdp(data, series, keys) {

	//scales
	xScale = d3.scaleBand()
	.domain(data.map(function(d) { return d.year }))
	.range([margin.left, w - margin.right])
	.paddingInner(0.1)
	.paddingOuter(0.75);

	yScale = d3.scaleLinear()
	.domain([d3.min(series, stackMin), d3.max(series, stackMax)])
	.range([h - margin.bottom, margin.top])
	.nice();

	//Define axes
	xAxis = d3.axisBottom()
	.scale(xScale)
	.tickValues(xScale.domain().filter(function(d, i) { return !(i % 10) }))
	.tickFormat(d3.timeFormat('%Y'))
	.tickSize(0);

	//Define right Y axis
	yAxisR = d3.axisRight()
	.scale(yScale)
	.ticks(8)
	.tickSizeOuter(0);

	//Define left Y axis
	yAxisL = d3.axisLeft()
	.scale(yScale)
	.ticks(8)
	.tickSizeOuter(0);

	//Define grey y axis lines
	yAxisGrid = d3.axisLeft()
	.scale(yScale)
	.ticks(8)
	.tickSizeOuter(0)
	.tickSizeInner(-w + margin.left + margin.right)
	.tickFormat("");

	//group data rows
	var bars = svg.selectAll('#originalBars')
	.data(series)
	.enter()
	.append('g')
	.attr('id', 'originalBars')
	.style('fill', function(d, i) { return colors(i); })
	.attr("class", function(d, i) {
	return d.key;
	});

	//add rect for each data value
	var rects = bars.selectAll('rect')
	.data(function(d) { return d; })
	.enter()
	.append('rect')
	.attr('x', function(d, i) {
	return xScale(d.data.year);
	})
	.attr('y', function(d) {
	return yScale(d[1]);
	})
	.attr('height', function(d) {
	return yScale(d[0]) - yScale(d[1]);
	})
	.attr('width', xScale.bandwidth)
	.attr('id', 'indivBars')
	.attr('class', function(d, i) {
	return "bar-" + d3.select(this.parentNode).attr('class');
	})
	.style('cursor', 'pointer')
	.on("mousemove", function(d, i) {

	tooltipType = d3.select(this.parentNode).attr('class')
	//console.log(d.data[tooltipType]);

	tooltipDiv.transition()
	//.duration(200)
	.style("opacity", .9);

	tooltipDiv.html(tooltipType + "<br/>" + formatTime(d.data.year) + ': ' + d.data[tooltipType] + '%')
	.style("left", (d3.event.pageX + 5) + "px")
	.style("top", (d3.event.pageY - 38) + "px");
	})
	.on("mouseout", function(d) {
	tooltipDiv.transition()
	.duration(500)
	.style("opacity", 0)
	})

	rects.on('click', function(d, i) {
	thisType = d3.select(this.parentNode).attr('class')
	//console.log(thisType);

	viewState++
	toggleBackButton()

	d3.csv('growth_data_' + thisType + '.csv', rowConverter, function(error, thisGdpData) {
	if (error) throw error;

	var thisDataset = thisGdpData;
	//console.log(thisDataset);

	//Generate a new data set with all-zero values,
	//except for this type's data for beginning of transition
	transitionDataset = [];

	for (var i = 0; i < data.length; i++) {
	transitionDataset[i] = {
	year: data[i].year,
	personal_consumption: 0,
	gross_private_domestic_inv: 0,
	net_trade: 0,
	gov_consumption_and_gross_inv: 0,
	[thisType]: data[i][thisType] //Overwrites the appropriate zero value above
	}
	}
	//console.log(transitionDataset);

	transitionStack.keys(keys)
	.offset(d3.stackOffsetDiverging)
	.order(d3.stackOrderAscending);

	var transitionSeries = transitionStack(transitionDataset);
	//console.log(transitionSeries);

	//remove gdp line
	d3.select('#line').transition().duration(barTransition / 2).style("opacity", 0);

	//update y scale
	yScale = d3.scaleLinear()
	.domain([d3.min(transitionSeries, stackMin) - 0.5, d3.max(transitionSeries, stackMax) + 0.5])
	.range([h - margin.bottom, margin.top])
	.nice();

	//update y axes
	yAxisR = d3.axisRight()
	.scale(yScale)
	.ticks(8)
	.tickSizeOuter(0);

	yAxisL = d3.axisLeft()
	.scale(yScale)
	.ticks(8)
	.tickSizeOuter(0);

	yAxisGrid = d3.axisLeft()
	.scale(yScale)
	.ticks(8)
	.tickSizeOuter(0)
	.tickSizeInner(-w + margin.left + margin.right)
	.tickFormat("");

	svg.select(".axis.yl")
	.transition().duration(barTransition)
	.call(yAxisL);

	svg.select(".axis.yr")
	.transition().duration(barTransition)
	.call(yAxisR);

	svg.select(".axis.ygrid")
	.transition().duration(barTransition)
	.call(yAxisGrid);

	svg.select(".axis.x")
	.transition().duration(barTransition)
	.select('.domain').attr('transform', 'translate(' +
	0 + ',' + (yScale(0) - (h - margin.bottom)) + ')');

	//transition bars
	keys.forEach(function(key, key_index) {

	var bars = svg.selectAll(".bar-" + key)
	.data(transitionSeries[key_index])
	.transition().duration(barTransition)
	.attr("y", function(d) {
	return yScale(d[1]);
	})
	.attr("height", function(d) { return yScale(d[0]) - yScale(d[1]); })
	.transition()
	.style('opacity', 0)
	});

	thisKeys = thisDataset.columns.slice(1);
	thisStack.keys(thisKeys)
	.offset(d3.stackOffsetDiverging)
	.order(d3.stackOrderInsideOut);

	thisSeries = thisStack(thisDataset);
	//console.log(thisSeries);

	//group data rows
	var bars = svg.selectAll('#bars')
	.data(thisSeries)
	.enter()
	.append('g')
	.attr('id', 'bars')
	.style('fill', function(d, i) { return colors(i); })
	.attr("class", function(d, i) {
	return d.key;
	});

	//add rect for each data value
	var rects = bars.selectAll('rect')
	.data(function(d) { return d; })
	.enter()
	.append('rect')
	.attr('x', function(d, i) {
	return xScale(d.data.year);
	})
	.attr('y', function(d) {
	return yScale(d[1]);
	})
	.attr('height', function(d) {
	return yScale(d[0]) - yScale(d[1]);
	})
	.attr('width', xScale.bandwidth)
	.attr('id', 'indivBars')
	.attr('class', function(d, i) {
	return "thisBar-" + d3.select(this.parentNode).attr('class');
	})
	.on("mousemove", function(d, i) {

	tooltipType = d3.select(this.parentNode).attr('class')
	//console.log(d.data[tooltipType]);

	tooltipDiv.transition()
	//.duration(200)
	.style("opacity", .9);

	tooltipDiv.html(tooltipType + "<br/>" + formatTime(d.data.year) + ': ' + d.data[tooltipType] + '%')
	.style("left", (d3.event.pageX + 5) + "px")
	.style("top", (d3.event.pageY - 38) + "px");
	})
	.on("mouseout", function(d) {
	tooltipDiv.transition()
	.duration(500)
	.style("opacity", 0)
	})
	.style('opacity', 0)
	.transition().delay(barTransition)
	.style('opacity', 1);

	//net line for thisType
	drawThisLine(gdpLineDataset);

	//new legend
	d3.selectAll('.legend').classed('hidden', true);

	var legendVals = thisKeys

	//var legendVals = dataset.columns.slice(1); DYNAMIC LEGEND, not using because current column headers not pretty

	wLegend = w * 0.55;
	hLegend = h * 0.05;

	var legend = svg.selectAll('.thisLegend')
	.data(legendVals)
	.enter()
	.append('g')
	.attr("class", "thisLegend")
	.attr("transform", function(d, i) { { return "translate(0," + i * 20 + ")" } })

	legend.append('rect')
	.attr("x", wLegend)
	.attr("y", hLegend + 30)
	.attr("width", 12)
	.attr("height", 12)
	.style("fill", function(d, i) {
	return colors(i)
	})

	legend.append('text')
	.attr("x", wLegend + 20)
	.attr("y", hLegend + 42)
	//.attr("dy", ".35em")
	.text(function(d, i) {
	return d
	})
	.attr("class", "textselected")
	});
	});

	//create axes
	svg.append('g')
	.attr('class', 'axis x')
	.attr('transform', 'translate(0,' + (h - margin.bottom) + ')')
	.call(xAxis)
	.style('font-size', 14)
	.select('.domain').attr('transform', 'translate(' +
	0 + ',' + (yScale(0) - (h - margin.bottom)) + ')');

	svg.append('g')
	.attr('class', 'axis yl')
	.attr('transform', 'translate(' + margin.left + ',0)')
	.call(yAxisL)
	.style('font-size', 14);

	svg.append('g')
	.attr('class', 'axis yr')
	.attr('transform', 'translate(' + (w - margin.right) + ',0)')
	.call(yAxisR)
	.style('font-size', 14);

	svg.append('g')
	.attr('class', 'axis ygrid')
	.attr('transform', 'translate(' + margin.left + ',0)')
	.call(yAxisGrid)
	.style('opacity', .2);

	// Define the div for the tooltip
	var tooltipDiv = d3.select("body").append("div")
	.attr("class", "tooltip")
	.style("opacity", 0);
	};

	function drawGdpLine(data) {
	//define line
	line = d3.line()
	.x(function(d) { return xScale(d.year) + (xScale.bandwidth() / 2); })
	.y(function(d) { return yScale(d.gdp); })
	.curve(d3.curveMonotoneX);

	//create line
	svg.append("path")
	.datum(data)
	.attr("id", "line")
	.attr("d", line)
	.style('fill', 'none')
	.style('stroke', 'black')
	.style('stroke-width', 3);
	};

	function drawThisLine(data) {
	//define line
	thisLine = d3.line()
	.x(function(d) { return xScale(d.year) + (xScale.bandwidth() / 2); })
	.y(function(d) { return yScale(d[thisType]); })
	.curve(d3.curveMonotoneX);

	//create line
	svg.append("path")
	.datum(data)
	.attr("id", 'thisLine')
	.attr("d", thisLine)
	.style('fill', 'none')
	.style('stroke', 'black')
	.style('stroke-width', 3)
	.style('opacity', 0)
	.transition().delay(barTransition).duration(500)
	.style('opacity', 1);
	};

	function drawBackbutton(data, series, keys) {

	//Create back button
	var backButton = svg.append("g")
	.attr("id", "backButton")
	.style("opacity", 0) //Initially hidden
	.classed("unclickable", true) //Initially not clickable
	.attr("transform", "translate(" + xScale.range()[0] + "," + yScale.range()[1] + ")");

	backButton.append("rect")
	.attr("x", 15)
	.attr("y", -30)
	.attr("rx", 5)
	.attr("rx", 5)
	.attr("width", 70)
	.attr("height", 30);

	backButton.append("text")
	.attr("x", 22)
	.attr("y", -10)
	.html("← Back");

	//Define click behavior
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	// source
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	.text("Source: U.S. Bureau of Economic Analysis")
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year	personal_consumption	gross_private_domestic_inv	net_trade	gov_consumption_and_gross_inv
1950	4.2	5.68	-1.28	0.11
1951	1	0.05	0.79	6.22
1952	1.9	-1.44	-0.57	4.18
1953	2.85	0.87	-0.68	1.65
1954	1.25	-0.61	0.39	-1.6
1955	4.5	3.44	-0.04	-0.78
1956	1.77	-0.05	0.36	0.05
1957	1.49	-0.64	0.24	1.01
1958	0.52	-1.16	-0.87	0.77
1959	3.49	2.82	0	0.59
1960	1.67	0.06	0.7	0.14
1961	1.26	0.05	0.05	1.19
1962	3	1.82	-0.21	1.5
1963	2.47	1.08	0.23	0.57
1964	3.56	1.27	0.35	0.58
1965	3.79	2.26	-0.29	0.74
1966	3.37	1.56	-0.28	1.94
1967	1.76	-0.62	-0.21	1.82
1968	3.38	0.99	-0.29	0.83
1969	2.21	0.93	-0.03	0.04
1970	1.39	-1.03	0.33	-0.49
1971	2.29	1.63	-0.18	-0.44
1972	3.67	1.9	-0.19	-0.11
1973	2.97	1.95	0.79	-0.07
1974	-0.5	-1.24	0.73	0.49
1975	1.36	-2.9	0.86	0.49
1976	3.41	2.91	-1.05	0.12
1977	2.59	2.47	-0.7	0.26
1978	2.69	2.21	0.04	0.61
1979	1.44	0.71	0.64	0.38
1980	-0.19	-2.07	1.64	0.38
1981	0.91	1.63	-0.15	0.2
1982	0.86	-2.55	-0.59	0.38
1983	3.54	1.6	-1.32	0.81
1984	3.32	4.73	-1.54	0.76
1985	3.25	-0.01	-0.39	1.38
1986	2.63	0.03	-0.29	1.14
1987	2.14	0.53	0.17	0.63
1988	2.66	0.45	0.81	0.28
1989	1.86	0.72	0.51	0.59
1990	1.31	-0.45	0.4	0.66
1991	0.15	-1.09	0.62	0.25
1992	2.38	1.11	-0.04	0.11
1993	2.24	1.23	-0.56	-0.17
1994	2.52	1.9	-0.4	0.02
1995	1.94	0.55	0.12	0.1
1996	2.28	1.49	-0.15	0.18
1997	2.45	2	-0.31	0.35
1998	3.45	1.76	-1.13	0.38
1999	3.44	1.6	-0.97	0.61
2000	3.32	1.25	-0.82	0.34
2001	1.71	-1.19	-0.22	0.67
2002	1.72	-0.11	-0.64	0.81
2003	2.1	0.71	-0.42	0.42
2004	2.59	1.55	-0.66	0.31
2005	2.36	1.2	-0.34	0.12
2006	2.04	0.42	-0.08	0.29
2007	1.5	-0.61	0.58	0.3
2008	-0.23	-1.71	1.11	0.54
2009	-1.08	-3.52	1.19	0.64
2010	1.32	1.66	-0.46	0.02
2011	1.55	0.73	-0.02	-0.65
2012	1.01	1.52	0.08	-0.38
2013	1	0.95	0.29	-0.56
2014	1.95	0.9	-0.16	-0.12
2015	2.47	0.87	-0.73	0.25
2016	1.86	-0.28	-0.23	0.13
2017	1.89	0.54	-0.18	0.02
year	National_defense	Nondefense	State_and_local
1950	-0.03	-0.43	0.58
1951	6.49	-0.33	0.06
1952	3.84	0.22	0.11
1953	0.93	0.39	0.33
1954	-2.09	-0.11	0.59
1955	-1.2	-0.11	0.54
1956	-0.06	-0.13	0.25
1957	0.55	0	0.47
1958	0	0.07	0.69
1959	-0.35	0.64	0.3
1960	-0.09	-0.15	0.38
1961	0.56	0.09	0.54
1962	0.76	0.47	0.28
1963	-0.26	0.29	0.54
1964	-0.34	0.29	0.63
1965	-0.14	0.24	0.63
1966	1.23	0.11	0.61
1967	1.27	0.06	0.5
1968	0.18	0.04	0.62
1969	-0.44	0.11	0.37
1970	-0.83	0.03	0.31
1971	-0.97	0.17	0.36
1972	-0.59	0.22	0.26
1973	-0.4	0.01	0.32
1974	-0.07	0.14	0.42
1975	-0.07	0.12	0.43
1976	-0.03	0.05	0.1
1977	0.06	0.15	0.04
1978	0.05	0.19	0.37
1979	0.16	0.05	0.16
1980	0.23	0.16	-0.02
1981	0.4	0.03	-0.23
1982	0.48	-0.11	0.01
1983	0.53	0.14	0.14
1984	0.39	-0.04	0.41
1985	0.64	0.16	0.59
1986	0.52	0.09	0.53
1987	0.38	0.01	0.24
1988	-0.02	-0.12	0.42
1989	-0.02	0.18	0.43
1990	0.02	0.18	0.46
1991	-0.07	0.06	0.25
1992	-0.3	0.16	0.24
1993	-0.31	0	0.14
1994	-0.28	-0.02	0.32
1995	-0.21	0	0.31
1996	-0.08	-0.01	0.27
1997	-0.13	0.07	0.4
1998	-0.09	0.03	0.44
1999	0.06	0.07	0.49
2000	-0.04	0.05	0.32
2001	0.13	0.11	0.43
2002	0.28	0.18	0.35
2003	0.36	0.11	-0.05
2004	0.27	0.05	-0.02
2005	0.09	0.03	0
2006	0.09	0.09	0.11
2007	0.11	0.01	0.18
2008	0.36	0.14	0.04
2009	0.27	0.17	0.2
2010	0.18	0.19	-0.35
2011	-0.13	-0.11	-0.41
2012	-0.18	0.03	-0.22
2013	-0.34	-0.12	-0.09
2014	-0.18	0.01	0.06
2015	-0.09	0.09	0.26
2016	-0.03	0.03	0.13
2017	0.01	0	0.01
year	Fixed_investment	Change_in_private_inventories
1950	2.9	2.78
1951	-0.69	0.74
1952	-0.1	-1.34
1953	1.14	-0.27
1954	0.28	-0.89
1955	1.94	1.5
1956	0.23	-0.28
1957	-0.11	-0.53
1958	-0.98	-0.17
1959	1.99	0.83
1960	0.19	-0.13
1961	0.1	-0.05
1962	1.26	0.55
1963	1.15	-0.07
1964	1.39	-0.12
1965	1.62	0.64
1966	1	0.56
1967	-0.15	-0.47
1968	1.08	-0.09
1969	0.93	0
1970	-0.33	-0.7
1971	1.07	0.56
1972	1.84	0.06
1973	1.47	0.48
1974	-0.98	-0.26
1975	-1.67	-1.23
1976	1.54	1.37
1977	2.23	0.24
1978	2.09	0.12
1979	1.11	-0.4
1980	-1.18	-0.89
1981	0.5	1.13
1982	-1.25	-1.3
1983	1.32	0.28
1984	2.83	1.9
1985	1.02	-1.03
1986	0.34	-0.31
1987	0.11	0.41
1988	0.58	-0.13
1989	0.55	0.17
1990	-0.25	-0.21
1991	-0.84	-0.25
1992	0.83	0.28
1993	1.16	0.07
1994	1.29	0.61
1995	1	-0.44
1996	1.48	0.02
1997	1.48	0.52
1998	1.8	-0.04
1999	1.62	-0.02
2000	1.31	-0.05
2001	-0.3	-0.89
2002	-0.64	0.53
2003	0.69	0.02
2004	1.18	0.37
2005	1.24	-0.04
2006	0.37	0.04
2007	-0.37	-0.23
2008	-1.22	-0.49
2009	-2.77	-0.76
2010	0.21	1.45
2011	0.86	-0.14
2012	1.38	0.14
2013	0.76	0.19
2014	0.97	-0.07
2015	0.64	0.23
2016	0.12	-0.4
2017	0.65	-0.11
year	Exports	Imports
1950	-0.65	-0.63
1951	0.96	-0.16
1952	-0.21	-0.36
1953	-0.3	-0.38
1954	0.19	0.2
1955	0.43	-0.47
1956	0.69	-0.33
1957	0.41	-0.17
1958	-0.67	-0.19
1959	0.44	-0.44
1960	0.75	-0.06
1961	0.03	0.03
1962	0.25	-0.45
1963	0.34	-0.11
1964	0.57	-0.22
1965	0.14	-0.44
1966	0.35	-0.63
1967	0.12	-0.33
1968	0.39	-0.68
1969	0.25	-0.28
1970	0.54	-0.21
1971	0.1	-0.28
1972	0.42	-0.61
1973	1.08	-0.28
1974	0.56	0.17
1975	-0.05	0.91
1976	0.36	-1.4
1977	0.19	-0.89
1978	0.8	-0.76
1979	0.8	-0.16
1980	0.95	0.69
1981	0.12	-0.27
1982	-0.71	0.12
1983	-0.21	-1.1
1984	0.61	-2.15
1985	0.24	-0.63
1986	0.53	-0.82
1987	0.76	-0.59
1988	1.22	-0.41
1989	0.97	-0.46
1990	0.78	-0.37
1991	0.6	0.01
1992	0.66	-0.7
1993	0.31	-0.87
1994	0.84	-1.24
1995	1.02	-0.89
1996	0.86	-1.01
1997	1.26	-1.57
1998	0.25	-1.39
1999	0.27	-1.24
2000	0.88	-1.7
2001	-0.61	0.4
2002	-0.16	-0.47
2003	0.16	-0.59
2004	0.89	-1.55
2005	0.61	-0.94
2006	0.9	-0.99
2007	0.99	-0.41
2008	0.67	0.44
2009	-1.07	2.26
2010	1.33	-1.79
2011	0.87	-0.89
2012	0.46	-0.38
2013	0.47	-0.18
2014	0.58	-0.74
2015	0.05	-0.78
2016	-0.04	-0.19
2017	0.4	-0.58
year	Goods	Services
1950	3.06	1.14
1951	-0.47	1.47
1952	0.81	1.09
1953	1.8	1.05
1954	0.37	0.89
1955	3.16	1.34
1956	0.52	1.25
1957	0.58	0.91
1958	-0.34	0.87
1959	2.1	1.39
1960	0.58	1.09
1961	0.21	1.05
1962	1.63	1.38
1963	1.25	1.23
1964	1.85	1.72
1965	2.18	1.61
1966	1.95	1.42
1967	0.6	1.16
1968	1.85	1.52
1969	0.92	1.29
1970	0.23	1.16
1971	1.23	1.06
1972	1.9	1.77
1973	1.51	1.46
1974	-1.08	0.59
1975	0.2	1.16
1976	2.02	1.39
1977	1.24	1.34
1978	1.18	1.51
1979	0.45	0.99
1980	-0.72	0.53
1981	0.33	0.58
1982	0.19	0.67
1983	1.69	1.85
1984	1.91	1.4
1985	1.37	1.88
1986	1.45	1.19
1987	0.47	1.67
1988	0.95	1.71
1989	0.64	1.22
1990	0.16	1.16
1991	-0.49	0.64
1992	0.76	1.62
1993	0.99	1.25
1994	1.25	1.27
1995	0.71	1.23
1996	1.06	1.22
1997	1.12	1.33
1998	1.54	1.91
1999	1.82	1.62
2000	1.22	2.09
2001	0.71	1
2002	0.91	0.81
2003	1.14	0.97
2004	1.19	1.39
2005	0.96	1.4
2006	0.85	1.19
2007	0.63	0.87
2008	-0.58	0.35
2009	-0.68	-0.4
2010	0.77	0.55
2011	0.71	0.84
2012	0.63	0.38
2013	0.71	0.28
2014	0.88	1.07
2015	1.03	1.44
2016	0.81	1.05
2017	0.85	1.05
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