anychart.onDocumentReady(function () {
var chart = anychart.column([4, 2, 3], [1.1, 1.6, 1.3], [3, 2, 5]);
var secondSeries = chart.getSeries(1);
var tooltip = secondSeries.tooltip();
tooltip.format('Average by Y: {' + '%CategoryYAverage' + '}');
chart.title('Set string token in the tooltip');
chart.container('container');