data := [[8, -8.836471436], [-7.764356787, -12.85988468], [-5.042382265, -10.4\ 5978315], [2.201938555, -6.667150755], [-2.321353476, -9.248897243], [5.970406\ 737, -6.217962789], [9.342679936, -4.063898837], [9.475574415, -3.520559659], [-10.06117030, -13.48371189], [3.085230792, -6.382524686], [5.958529067, -6.63\ 8429022], [2.578782674, -6.924759811], [7.202686914, -4.197205049], [-6.755172\ 005, -12.35074613], [10.74971993, -2.960875128], [.16722761e-1, -9.923768420], [9.875281994, -4.858207623], [-1.067628822, -9.484418154], [-3.854389087, -9.5\ 22913636], [-3.027205612, -8.835069225], [3.021238842, -7.552364344], [5.12442\ 6031, -5.723517374], [-10.65050189, -12.92799468], [-7.597951940, -12.23876644 ], [-2.713203879, -10.66998721], [9.273494296, -4.718264128]];