nodes on circle

<!DOCTYPE html>
	<html lang="en">
		<head>
			<meta charset="utf-8">
			<title>Mapa Panamá</title>
	 		<script src="https://d3js.org/d3.v4.js"></script>
	 		<script src="d3-tip.js"></script>
	 		<link href="https://fonts.googleapis.com/css?family=Varela+Round" rel="stylesheet">  		
			<style type="text/css">

.link {
	  			stroke: black;
	  			stroke-opacity: .1;
	  			opacity: 0.5;
			}

text{
				font-family: 'Varela Round', sans-serif;
				font-size: 10px;
				opacity: .5; 
			}
			
			.nodos.gobierno {
				fill: blue;
							
			}

.nodos.patrimonio {
				fill: green;
				
			}

.nodos.planeacion{
				fill: yellow;
				
			}

.nodos.ong{
				fill: orange;
				
			}

.nodos.gremios{
				fill: red;
				
			}

.nodos.academia{
				fill: purple;
				
			}

.nodos.comunidad{
				fill: pink;
				
			}

.nodos.medios{
				fill: black;
				
			}

.nodos.otro{
				fill: grey;
				
			}

</style>
		</head>
		<body>
			<script src="panama_actores_1.js"></script>
		</body>
	</html>

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