data := [[-1.433498735, 7.358818262], [-5.466180111, -3.077221910], [9.0156730\ 76, 23.47572087], [-9.519869852, -8.056025580], [-3.672772780, 2.267795031], [ 9.132967429, 21.51183545], [-4.075775803, -.104331190], [3.378094467, 10.91543\ 198], [5.493480021, 19.23927201], [-5.587787163, 1.193687403], [-3.308422557, 3.026811800], [1.735453133, 10.36721988], [-.610634980, 3.939021817], [6.04976\ 5304, 20.16003144], [6.909009422, 17.03515048], [-10.69877069, -10.66742217], [2.766884437, 11.61612429], [-.781754741, 7.290361897], [-6.871131625, -5.3318\ 94634], [-.100127973, 8.668031609], [-2.313003506, 2.575067786], [-5.093062324 , -1.220625442], [-7.055795690, -5.671665756], [7.839894860, 17.64729710], [1.\ 131213600, 6.890748119]];