data := [[5.162412589, -11.18573244], [10.06369788, -13.24418573], [1.77766074\ 9, -8.016025363], [-2.231954887, -3.293153814], [-.5011207956, -6.249825340], [3.938038217, -8.479767884], [-2.666002564, -2.998424534], [4.712400956, -9.51\ 6700527], [-9.010675136, 1.676163279], [-6.101022813, -.820790498], [-8.924754\ 393, .8215650202], [-5.785224308, -1.857160728], [6.082405540, -12.47562732], [6.946967945, -11.45484718], [5.791397407, -11.56029099], [-6.487476544, -.346\ 381220], [-7.300039705, .277142070], [-2.273836777, -3.006941369], [-8.4656271\ 77, 1.899652074], [-3.974509108, -2.952820662], [7.703239447, -13.57342125], [ 8.202186236, -13.59117957], [10.21054027, -14.59259832], [-3.079113060, -3.897\ 029288], [-6.451477608, .214522367]];