data := [[-7.478827511, -20.12263094], [4.236805468, -8.364605269], [-6.075382\ 683, -19.14999068], [4.014235602, -7.579744137], [1.842018644, -11.61709690], [-4.902551138, -17.30810525], [.957009179, -13.38189985], [-4.825545714, -16.0\ 3440020], [10.17296917, -1.409739012], [-4.560179807, -14.88299208], [-2.29103\ 0487, -14.40437132], [1.629966047, -13.28201003], [2.409983562, -12.13666019], [2.749684763, -9.166475851], [-4.951269986, -15.61854350], [-9.930510891, -22.\ 70801559], [7.102405311, -5.617387455], [4.856330046, -7.466037713], [-3.89498\ 8714, -17.11517057], [10.64626117, -3.343164474], [-7.564427418, -17.85468338] , [.782279266, -10.77618122], [1.554290095, -10.03787472], [-9.686212609, -22.\ 18018604], [3.295957280, -8.117284699]];