data := [[-8.635256909, -18.43382019], [.20378259e-1, -9.579542918], [.3230780\ 46, -6.672358777], [-.9024090917, -9.927389607], [6.783492055, -2.478538142], [4.711499386, -4.521038302], [-6.833557887, -18.43520114], [-3.318571645, -11.\ 43468694], [4.179107111, -4.843379859], [-7.434261956, -18.08574419], [2.76449\ 8667, -9.732132761], [-6.183347944, -16.00844347], [-5.769517979, -15.56713252 ], [6.091938604, -4.345676816], [-7.401952834, -18.25683471], [.991111774, -8.\ 766323039], [-.13276107e-1, -8.375171644], [6.898533324, -3.769732878], [-6.62\ 6940027, -16.83463346], [-5.780935836, -14.21794012], [-.635759256, -9.6943005\ 40], [-7.606290096, -15.50010697], [5.131198773, -4.110241163], [9.247659392, -1.000875402], [8.699636467, -2.469620988]];