data := [[5.678821522, 10.43312481], [-4.760454829, -1.005473629], [-5.8401478\
88, .719722973], [-9.506994891, -4.798757345], [3.037665563, 7.009556727], [8.\
359655972, 12.14354208], [5.093483890, 9.451238358], [10.01016706, 15.35268122
], [-.230512365, 6.845365773], [10.24319973, 13.71644869], [8.545689795, 14.64\
499797], [-2.103593181, 1.154817379], [-2.728395474, 2.122420804], [-3.1313053\
11, 3.138234010], [-6.617707055, -1.183820619], [-2.821554715, 1.040468847], [
-4.626159078, .602354206], [6.760307925, 11.77540584], [2.990230720, 9.2150836\
07], [-2.373936909, 4.508310253], [-8.706262710, -2.902107102], [-7.355383244,
.713779803], [-5.788821439, -1.263915593], [3.545947979, 9.411717472], [8.6432\
32513, 12.01463888]];