var chart = new CanvasJS.Chart(“chartContainer”, {
  title:{
    text: “Basic Column Chart”
  },
  axisY: {
            title: “Patient Treatment Duration”,
            //intervalType: “month”,
            labelFormatter: function (e)
            {
                return CanvasJS.formatDate( e.value, “MMM-YYYY”);
            },
            includeZero: true,
    },
  data: [{
  type: “bar”,
  indexLabel: “{y}”,
    indexLabelPlacement: “inside”,
    indexLabelFontWeight: “bolder”,
    indexLabelFontColor: “white”,
    dataPoints: [
      {label:”A”,y: 71 },
      {label:”b”,y: 55},
      {label:”c”,y: 50 },
      {label:”d”,y: 65 },
      {label:”e”,y: 95 }
    ]
  }]
});
chart.render();