data := [[2.031280339, 6.098452227], [-1.306647663, -1.302351342], [1.37832608\
5, 5.221565697], [1.977308160, 6.652643833], [4.561718665, 13.23993138], [5.78\
8714390, 17.95311829], [4.969472435, 15.30026889], [.5419031979, 8.748195510],
[4.308034578, 13.77386793], [-4.622412475, -7.221086202], [-8.204416120, -11.1\
0596865], [-2.646365352, -.9823053396], [8.165179643, 22.78204580], [-2.009906\
292, 1.867372633], [5.264483038, 18.19306960], [-6.220466258, -8.008600758], [
3.056919681, 14.07281112], [-7.699312586, -9.424357834], [8.729951786, 20.4388\
5914], [-6.816992599, -13.74529173], [2.870632070, 11.09572548], [-7.428691775
, -9.126239672], [2.923508660, 10.40350918], [1.103921115, 9.269075474], [3.85\
2192155, 10.99504185]];