anychart.onDocumentReady(function () {
{x: "2020-01-12", value: "6", custom_field: "info 1" },
{x: "2020-01-15", value: "2", custom_field: "info 2" },
{x: "2020-01-18", value: "2", custom_field: "info 3" },
{x: "2020-01-19", value: "5", custom_field: "info 4" },
{x: "2020-02-03", value: "1", custom_field: "info 5" },
{x: "2020-02-19", value: "9", custom_field: "info 6" },
{x: "2020-03-19", value: "2", custom_field: "info 7" },
{x: "2020-04-13", value: "3", custom_field: "info 8" },
{x: "2020-04-15", value: "3", custom_field: "info 9" },
{x: "2020-04-20", value: "4", custom_field: "info 10"},
{x: "2020-04-21", value: "1", custom_field: "info 11"},
{x: "2020-05-10", value: "3", custom_field: "info 12"},
{x: "2020-05-11", value: "1", custom_field: "info 13"},
{x: "2020-05-14", value: "1", custom_field: "info 14"},
{x: "2021-01-12", value: "2", custom_field: "info 15"}
var chart = anychart.calendar(data);
"contributions: {%value}\n\n{%custom_field}"
chart.years().title().fontSize(30);
chart.title().useHtml(true);
chart.title("Calendar Chart: Tooltips (Tokens)<br><br>" +
"<span style='font-size:12; font-style:italic'>" +
"GitHub Contributions</span>");
chart.container("container");