data := [[3.733671167, 18.66195578], [9.060706336, 31.01490716], [8.674849667,
33.52502636], [-.518953328, 6.362560595], [-8.788417940, -13.64849788], [.4819\
108931, 11.19729383], [4.813225831, 21.90223498], [9.254929062, 34.54351877],
[2.876676164, 14.34211423], [-2.169553616, 5.899919329], [-6.680548674, -10.33\
565661], [5.990645246, 23.92184915], [-6.657316360, -14.29632872], [4.56795967\
9, 25.74268066], [7.691457116, 28.66918124], [-1.370117284, 7.520953554], [1.4\
75099633, 13.82822374], [8.424486227, 36.15599332], [-6.690101613, -5.19029970\
8], [6.044675512, 22.55563974], [-8.930585883, -19.14865653], [7.290766854, 32\
.46670207], [-1.263189607, .1205537386], [-8.691855486, -18.46018398], [.\
30804685e-1, 5.699400066]];