data := [[-3.201135630, -11.07617091], [9.299910947, -22.24185402], [7.6882034\
15, -22.18023842], [-6.936714007, -7.377395205], [-9.908638382, -4.405807614],
[2.028968964, -17.28720273], [-4.533515532, -10.38642960], [-5.986349082, -8.9\
55684523], [-.37826797e-1, -15.90379927], [4.497997356, -17.77864311], [5.8584\
78370, -19.71775054], [-6.986817006, -7.251995854], [-4.550980565, -9.82476616\
1], [5.624881564, -22.19571382], [5.471908885, -19.35871133], [-4.361993391, -\
11.17681246], [.528426982, -17.05369127], [3.200837650, -15.40951585], [-1.858\
642601, -11.42970576], [11.30890685, -24.15496564], [-3.867296447, -9.06118471\
9], [1.810775106, -17.25836422], [3.241779046, -19.66036959], [2.356540746, -\
17.33214611], [2.266120272, -17.22503513]];