Chapter 3: Population Graph 65 and Over (2)

X axis year number using pointStart in series option. Problem: the point value is formatted with the numberFormat function

HTML

<script type="text/javascript" src="http://code.highcharts.com/highcharts.js"></script>
<body>
<div style="margin: 5px 60px 5px 5px; " id='container'></div>
</body>

JavaScript

$(document).ready(function() {
    var chart = new Highcharts.Chart({
        chart: {
            renderTo: 'container',
        },
        title: {
            text: 'Population ages 65 and over (% of total)',
        },
        credits: {
            position: {
                align: 'left',
                x: 20
            },
            text: 'Data from The World Bank'
        },
        xAxis: {

        },
        yAxis: {
            title: {
                text: 'Percentage %',
            }
        },
        series: [{
            pointStart: 1980,            
            name: 'Japan - 65 and over',
            data: [15, 8, 8, 10, 10, 10, 10, 11, 11, 12, 12, 12, 13, 13, 14, 14,
                                       15, 15, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 23]}]
    });
});