data := [[7.493693756, -3.001654366], [-2.959143612, -13.53689104], [7.8399517\
02, -3.608745940], [-.973927076, -10.36876702], [-9.205669350, -19.05363869],
[-8.430099328, -19.70234287], [-5.181899466, -16.60960637], [-8.194556622, -16\
.76645209], [-.47163909e-1, -11.31745199], [-3.805690318, -14.50438576], [-.\
37482716e-1, -11.58380158], [-5.874891181, -17.44908744], [11.04979389, -.8395\
49224], [-7.142033118, -18.50655976], [2.902657247, -7.083795275], [.667351158
, -9.830022389], [7.364137146, -5.033413112], [2.320637473, -6.648672554], [-2\
.609768415, -12.97271801], [5.008764577, -4.589924208], [1.553522908, -11.2874\
8270], [3.000595395, -7.664700860], [3.466751023, -8.053152742], [3.704953001,
-7.962399458], [8.717577007, -2.929215816]];