data := [[2.983904276, 8.907405403], [-3.794397447, -6.812293544], [-1.1783112\
34, -.840086220], [-1.545115445, -.7630653025], [-1.100185686, 3.120274911], [
10.25873539, 18.36200456], [3.749551827, 8.239353311], [-.294666308, 2.3352047\
49], [-9.039104776, -11.39350088], [7.653435301, 16.10175666], [5.913628344, 
14.30200868], [-.723382466, -.473433239], [-5.160747943, -3.478645066], [9.169\
210693, 19.23018783], [7.093165680, 15.07886907], [-1.092643354, .584610474],
[-.783851982, 1.280526789], [-6.919622916, -10.98797575], [1.009106361, 4.2448\
17688], [-.8736930316, 3.347862896], [-5.563578263, -6.683239396], [-7.7282732\
96, -11.57860023], [10.24356436, 20.33514139], [4.842265921, 11.26752544], [-5\
.847279397, -10.18612397]];