data := [[-3.759163909, 15.34679949], [-5.463091578, 15.45663230], [-3.5189101\
91, 15.05173593], [-.194588348, 5.732817839], [2.295833881, -.1612188e-2], [-7\
.218692365, 20.52758742], [1.778895179, 4.473291475], [1.201687711, 3.83966213\
7], [9.812455118, -15.12120045], [.3668277144, 4.392408524], [-7.669914596, 22\
.34575935], [-2.709445338, 12.68059305], [-1.399830636, 5.135850453], [.474250\
860, 5.992851887], [9.337525817, -12.97864049], [1.587244506, .9497741735], [-\
2.899431996, 14.08595023], [-3.226028898, 14.01194264], [-6.967056463, 24.6797\
0750], [9.008302230, -15.33134895], [2.963264277, -.851934390], [2.617443750,
3.489382089], [-2.481748560, 9.339220928], [-2.218095531, 14.35571710], [3.271\
426286, -4.080973831]];