data := [[.644079641, -4.263336166], [-4.454960294, -9.188734683], [-6.3679904\
80, -11.67666901], [6.792189353, 3.563131533], [9.489065042, 9.726398885], [-.\
914951533, -5.453531763], [-4.649483048, -9.162792198], [-8.811341674, -14.207\
38484], [4.097268891, 2.276306740], [-3.110923283, -6.824448008], [-10.0254744\
4, -14.90985955], [1.633126004, -1.902207264], [1.153492569, -.9991722840], [8\
.710376382, 10.22605926], [1.767001464, -3.169379166], [3.186752161, 3.3364439\
03], [3.303818143, .457786054], [-5.811987363, -13.53401665], [2.434665192, .\
16135687e-1], [8.052848623, 6.630640057], [.619350504, -2.541325982], [5.89747\
9313, 4.596997885], [6.108218405, 8.865839100], [7.940471245, 5.699950508], [-\
8.641559976, -13.83995814]];