google.charts.load('current', {
packages: ['corechart']
}).then(function() {
var data = new google.visualization.DataTable();
data.addColumn('number', 'X');
data.addColumn('number', 'y0');
data.addRows([
[0, 0], [1, 10], [2, 23], [3, 17], [4, 18], [5, 9],
[6, 11], [7, 27], [8, 33], [9, 40], [10, 32], [11, 35],
[12, 30], [13, 40], [14, 42], [15, 47], [16, 44], [17, 48],
[18, 52], [19, 54], [20, 42], [21, 55], [22, 56], [23, 57],
[24, 60], [25, 50], [26, 52], [27, 51], [28, 49], [29, 53],
[30, 55], [31, 60], [32, 61], [33, 59], [34, 62], [35, 65],
[36, 62], [37, 58], [38, 55], [39, 61], [40, 64], [41, 65],
[42, 63], [43, 66], [44, 67], [45, 69], [46, 69], [47, 70],
[48, 72], [49, 68], [50, 66], [51, 65], [52, 67], [53, 70],
[54, 71], [55, 72], [56, 73], [57, 75], [58, 70], [59, 68],
[60, 64], [61, 60], [62, 65], [63, 67], [64, 68], [65, 69],
[66, 70], [67, 72], [68, 75], [69, 80]
]);
data.addColumn('number', 'y1');
var options = {
hAxis: {
title: 'Time'
},
series: {
1: {
targetAxisIndex: 1,
visibleInLegend: false
}
},
vAxis: {
title: 'Popularity', baseline: 20, baselineColor: 'red',
viewWindow: {
min: 0,
max: 100
}
},
vAxes: {
1: {
textStyle: {
color: 'red'
},
ticks: [20]
}
}
};
var chart = new google.visualization.LineChart(document.getElementById('chart_div'));
chart.draw(data, options);
});
<script src="https://www.gstatic.com/charts/loader.js"></script>
<div id="chart_div"></div>