data := [[-8.252585420, -25.96062499], [2.065640382, -11.84183762], [1.4620453\
41, -11.77458410], [9.719805779, -2.395594523], [5.210170354, -6.807697939], [
4.493251086, -10.45534979], [3.305828901, -6.944617873], [-7.939944802, -22.26\
520819], [2.917479734, -9.405774265], [8.128387804, -3.626687946], [-.67753529\
8, -15.55122631], [6.603598188, -2.498802369], [6.049898943, -7.678161584], [9\
.300835889, -2.434000003], [4.541759722, -8.749247620], [-5.472889910, -23.825\
62216], [3.385141983, -12.33233173], [-10.39166781, -28.94417217], [2.82054445\
3, -9.585740663], [8.207193863, -3.386164722], [8.765797210, -1.411071864], [7\
.078616781, -6.166516416], [-3.324881471, -19.07286972], [-6.054360486, -23.40\
862692], [5.892452158, -6.192522990]];