data := [[8, -13.57422395], [7.012052768, -16.37372899], [3.047741528, -15.220\
83161], [1.607804922, -15.38506354], [-5.916149849, -14.13519401], [4.26622357\
4, -16.07074446], [7.892943094, -16.65878441], [-.4648914006, -15.07845583], [
3.422078472, -16.75977630], [-8.665806604, -13.32297807], [.482347113, -14.240\
25087], [3.792845725, -16.08120740], [-3.757406502, -14.35769496], [8.38955301\
1, -17.23284527], [5.124213166, -15.86167052], [7.228363670, -17.40388049], [-\
4.602403385, -14.02960827], [4.278422042, -17.26126922], [9.135777581, -18.373\
43618], [9.603261784, -17.53388130], [2.680835250, -16.54126831], [-2.80501555\
6, -14.11820467], [-9.190609225, -11.46487021], [1.101901933, -16.00895859], [
-10.08207025, -13.12146237], [1.442691990, -16.00247597]];