data := [[-5.163165055, -18.07183897], [7.335986217, -4.960158425], [3.2754303\
20, -7.076937604], [5.621367129, -6.102882857], [-2.633121365, -12.63478011],
[2.269856541, -9.219362996], [.592888066, -13.25290939], [-9.994816562, -20.81\
981381], [-2.011509537, -15.16289009], [-10.61550061, -20.27260966], [-8.45251\
1199, -20.45960299], [4.793308454, -4.543867303], [-4.814255031, -15.65542381]
, [-.117760072, -10.80876476], [8.966034206, -2.881919320], [5.427416070, -7.8\
83000669], [-8.119067388, -17.27001197], [-3.854827933, -15.49703816], [1.5185\
98907, -11.45380325], [-6.471330182, -19.61837807], [-1.684353691, -13.5371356\
0], [8.891162787, -4.173805754], [-2.544724954, -14.16505990], [-.278932741, -\
14.38787287], [9.688583996, -4.843011300]];