amcharts Pie with legend

HTML

<script src="http://www.amcharts.com/lib/amcharts.js" type="text/javascript"></script>
<div id="chartdiv" style="width: 100%; height: 362px;"></div>

CSS

body
{
    font-size:12px;
    color:#000000;
    background-color:#ffffff;
    font-family:verdana,helvetica,arial,sans-serif;
}

JavaScript

var chart;
var legend;

var chartData = [{
    country: "Czech Republic",
    litres: 156.90},
{
    country: "Ireland",
    litres: 131.10},
{
    country: "Germany",
    litres: 115.80},
{
    country: "Australia",
    litres: 109.90},
{
    country: "Austria",
    litres: 108.30},
{
    country: "UK",
    litres: 65.00},
{
    country: "Belgium",
    litres: 50.00}];

// create chart
AmCharts.ready(function() {
    // PIE CHART
    chart = new AmCharts.AmPieChart();
    chart.dataProvider = chartData;
    chart.titleField = "country";
    chart.valueField = "litres";
    

    // LEGEND
    legend = new AmCharts.AmLegend();
    legend.align = "center";
    legend.markerType = "circle";
    
    chart.addLegend(legend);

    // WRITE
    chart.write("chartdiv");
});