data := [[-3.151416899, 11.19460812], [8.035026075, -14.61059238], [6.04784504\
0, -3.661959080], [1.690783585, 5.536335636], [-6.754076057, 22.79303101], [-1\
.034059597, 9.487956844], [-7.659910898, 27.46847386], [-3.412389891, 11.95812\
803], [-7.782775028, 22.51552005], [-4.927925102, 20.81092389], [10.42606972,
-14.29297921], [8.202911799, -13.75155668], [3.432287747, 1.225302699], [3.227\
684896, .150694300], [4.919052867, -7.669990795], [-7.257590004, 23.34523023],
[-5.677850733, 18.16521215], [-.462811868, 8.633693993], [-7.569880724, 24.925\
59343], [-7.886229931, 26.39638574], [2.935802408, -1.253078488], [7.272101078
, -6.679155677], [-9.328311490, 28.37288458], [-9.405889005, 27.84643671], [.5\
37620114, 7.582000333]];