data := [[-5.002266594, -8.495336484], [2.142047632, -14.43318901], [7.9643211\ 20, -20.38615258], [-7.694023379, -3.684932820], [8.433556440, -21.09994204], [-2.495558569, -10.84541556], [-1.265326880, -11.11380878], [-3.456123607, -9.\ 351158556], [8.566912082, -23.13261100], [-.694449010, -9.490968421], [-7.1274\ 26287, -6.062799983], [1.517546623, -14.12575511], [7.236637144, -22.26125302] , [2.249532056, -15.86770526], [4.832200218, -15.95771942], [1.145119294, -13.\ 70513782], [2.605639116, -16.19290357], [7.491915751, -21.04761376], [-7.51637\ 7582, -3.363169720], [3.382923159, -16.02985734], [-1.350681626, -8.039293930] , [-.959406696, -8.946829395], [-2.394586313, -11.00720868], [2.130406865, -13\ .86135078], [7.180898543, -20.28738374]];