data := [[-9.035039967, 2.359400343], [3.485340491, 15.34067259], [-3.59413050\ 2, 8.672442207], [2.698345845, 12.39490000], [4.956487449, 15.57864147], [-.12\ 5762992, 9.804026044], [-.960906150, 7.501393977], [7.975604877, 18.17877302], [4.732686220, 15.35029517], [.7581132450, 10.72620332], [8.219797340, 19.94331\ 867], [5.685175132, 15.94481669], [-6.131204631, 2.973771351], [6.404402424, 17.27022762], [-3.608972308, 5.851213796], [8.121300406, 18.17054530], [4.4764\ 08501, 13.76051580], [-8.393762498, 1.656165042], [1.006466666, 10.78420259], [-7.734579717, 4.019464567], [-4.845491645, 5.775829772], [-8.780684431, 2.620\ 947967], [.745702866, 9.147979598], [3.954859502, 13.78524741], [1.027031734, 10.81356904]];