data := [[6.575160196, -8.876176177], [-1.663312617, -18.85411106], [-8.676801\
043, -27.88873512], [-5.170195387, -25.80142750], [2.817613653, -15.33453146],
[-6.764745145, -23.91599002], [3.633908742, -15.52085589], [-10.69713026, -27.\
24860581], [3.753993308, -11.06562748], [-9.220833829, -27.18738882], [-3.7040\
69803, -22.81757075], [4.235778669, -13.42590538], [-2.049028966, -18.28171584
], [-9.107926283, -28.37101031], [-8.752084547, -24.47387477], [-5.751142923,
-22.72932783], [-5.113919522, -21.22385263], [5.724343359, -12.28473954], [-1.\
864283138, -18.24521297], [-4.639611911, -22.43701732], [-.83910489e-1, -18.88\
860280], [-10.88541390, -27.95691392], [2.736096536, -15.96599389], [-6.463045\
917, -27.34732192], [6.915963927, -10.15826491]];