Highcharts Demo

author(s): Torstein Hønsi

HTML

<script src="https://code.highcharts.com/highcharts.js"></script>
<div id="container" style="height: 300px"></div>

JavaScript

Highcharts.chart('container', {

    xAxis: {
        categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec',
        'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec',
        'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec',
        'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec',
        'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec',]
    },

    plotOptions: {
        series: {
            // connectNulls: false // by default
        }
    },

    series: [{
        data: [29.9, 71.5, 106.4, 129.2, null, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4,
        null, null, null, null, null, null, null, null, null, null, null, null,
        null, null, null, null, null, null, null, null, null, null, null, null,
         null, null, null, null, null, null, null, null, null, null, null, null,
        29.9, 71.5, 106.4, 129.2, null, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4,]
    }]

});