data := [[-4.536199989, 5.434423560], [-1.760880085, .706205331], [4.876331826
, -11.45815801], [8.726297404, -23.96124236], [-.707219941, -3.369510712], [8.\
645030258, -25.79751271], [-1.084511907, -3.995523085], [-7.665599616, 15.3425\
0670], [-4.581182826, 9.869236066], [8.316957750, -19.80066832], [8.414133030,
-20.48903021], [8.507870137, -19.38041083], [1.986960966, -10.54589077], [4.68\
3919285, -15.59123433], [-7.738181901, 16.97535529], [3.164520377, -13.2390785\
6], [-2.777457915, .745027207], [2.747406376, -11.00795209], [-7.603298329, 15\
.39671190], [-4.148885625, 7.869669105], [6.403333126, -20.16246509], [-1.0788\
99716, 3.951430524], [.969917626, -2.240322156], [2.824314208, -6.419205823],
[-9.498597278, 18.33094050]];