data := [[7.745715401, -13.65605936], [1.922793642, -10.54070880], [-3.9354254\
40, -3.385113701], [.6075204448, -7.496111375], [.773436768, -8.672885973], [7\
.229392642, -12.16575646], [-.498248231, -4.626456834], [-2.858846860, -2.7384\
00805], [-5.562414314, -.741403376], [.118683016, -6.166257452], [7.687966986,
-12.74316350], [6.349911864, -11.13869054], [-1.083216693, -4.825346166], [-1.\
357639276, -2.642881171], [5.267754958, -11.67423414], [2.806742713, -9.544343\
583], [7.290928258, -14.02097516], [-8.857941008, 2.993351176], [8.897213469,
-16.16793339], [1.831932570, -9.896317670], [-2.068313052, -6.368456399], [1.0\
98720578, -8.370165692], [7.189039313, -13.19800767], [-3.936750242, -4.222034\
118], [-1.328824132, -7.017284831]];