data := [[8.058137847, 20.47514674], [-9.214750506, 9.619921109], [6.134536273
, 18.43457136], [-8.144389389, 10.64209896], [-3.421174020, 10.34659998], [2.4\
78353300, 15.42433603], [-1.660024256, 14.56732950], [4.843804941, 18.33805689
], [-2.926617956, 11.42912135], [-6.798241872, 9.288429228], [4.471221677, 16.\
01798464], [-6.718501440, 9.943492796], [-2.563888245, 13.48133874], [5.912331\
165, 19.54417868], [-7.939576753, 9.699789121], [9.651889556, 23.09482324], [-\
.825847822, 13.87445355], [3.527757683, 18.45332688], [-3.741232086, 10.983254\
87], [-1.632215907, 12.54679903], [-6.045522715, 9.024021371], [-8.122755163,
7.820249566], [3.365618818, 18.96833981], [2.198967584, 16.65643997], [1.62443\
4232, 15.57294509]];