Microregiões com ciculos - CAGED

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
  </style>
</head>

var jsonCircles = [
 { "x_axis": 30, "y_axis": 30, "radius": 20, "color" : "green" },
 { "x_axis": 70, "y_axis": 70, "radius": 20, "color" : "purple"},
 { "x_axis": 110, "y_axis": 100, "radius": 20, "color" : "red"}];

var svgContainer = d3.select("body").append("svg")
                                     .attr("width", 200)
                                     .attr("height", 200);
 
var circles = svgContainer.selectAll("circle")
                          .data(jsonCircles)
                          .enter()
                          .append("circle");

</script>
</body>

https://d3js.org/d3.v4.min.js