I have 1 Chart Doughnut . When first time . It’s working show all . But I change Data call ajax and I re draw chart doughnut then It’s not working show all labels . Only show labels small  . Help me Please 
  chart = new CanvasJS.Chart("chartContainer", {
            backgroundColor: "transparent",
            animationEnabled: true,
            title: {
                text: "",
                horizontalAlign: "left"
            },
            data: [{
                type: "doughnut",
                startAngle: 270,
                innerRadius: 80,
                percentFormatString: "#0.#",
                indexLabelFontSize: 20,
                indexLabelMaxWidth: 100,
                indexLabelWrap: true,
                indexLabelPlacement: "outside",
                indexLabelFontColor: "#000",
                indexLabel: " #percent %",
                dataPoints: data
            }]
        });
        chart.render();
