data := [[8, 20.01600260], [-3.223440759, 20.04449390], [-5.705790594, 22.2438\
9825], [-7.406721333, 23.22405948], [-.748462497, 18.95597347], [9.646537367,
14.76833575], [7.070265916, 15.83867507], [-.194464476, 18.76004359], [7.67819\
7329, 15.24060507], [.162579690e-1, 19.61114632], [8.415525686, 15.66795772],
[-1.760436706, 20.74308079], [-6.094136402, 20.65729267], [.8867580594, 19.498\
66851], [-5.346205481, 20.50252567], [6.997046587, 16.30870418], [.755893743,
18.29242612], [-.288050261, 20.08911749], [-2.887172651, 20.63389013], [4.2221\
70257, 17.11850999], [-.194231328, 18.70654746], [-6.888383445, 22.94404106],
[-.604574299, 19.60658041], [-8.250255663, 21.99835772], [-.731386812, 18.8953\
7045], [8.251427773, 16.40288530]];