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<canvas id="birdsChart" width="600" height="550"></canvas>
var birdsCanvas = document.getElementById("birdsChart");

Chart.defaults.global.defaultFontFamily = "Lato";
Chart.defaults.global.defaultFontSize = 18;

var birdsData = {
  labels: ["Spring", "Summer", "Fall", "Winter"],
  datasets: [{
    data: [1200, 1700, 800, 200],
    backgroundColor: [
      "rgba(255, 0, 0, 0.6)",
      "rgba(0, 255,200, 0.6)",
      "rgba(200, 0, 200, 0.6)",
      "rgba(0, 255, 0, 0.6)"
    ],
    borderColor: "rgba(0, 0, 0, 0.8)"
  }]
};

var chartOptions = {
  startAngle: -Math.PI / 4,
  legend: {
    position: 'left'
  },
  animation: {
    animateRotate: false
  }
};

var polarAreaChart = new Chart(birdsCanvas, {
  type: 'polarArea',
  data: birdsData,
  options: chartOptions
});
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