data := [[8.295028763, 22.53122986], [-5.940823609, 7.698751344], [2.499041792
, 15.40854096], [-8.007442552, 6.698767995], [-7.150283456, 10.12331094], [-7.\
386115172, 7.065394003], [-4.116221054, 10.96037936], [2.121687091, 14.5384265\
4], [-5.275049820, 10.07592591], [-6.711277921, 7.140264530], [-2.765719169, 
11.34443612], [3.687293842, 18.97454658], [-6.659879235, 9.185767469], [3.8100\
95102, 19.86073758], [7.911708864, 21.34934815], [2.837999357, 16.87898427], [
2.965395868, 15.87270694], [-.225708940, 15.24644310], [2.938147672, 15.747171\
71], [-9.934745112, 5.337726366], [1.696653820, 16.42820797], [-7.887238089, 6\
.525833353], [2.442495920, 15.56622656], [-8.316018914, 6.147899691], [3.68828\
3069, 19.64820122]];