data := [[-3.179449798, -23.65492555], [-2.498838694, -21.18837938], [-4.97195\
3851, -25.28357469], [-5.889138541, -24.71925721], [9.994411688, -7.839231912]
, [-8.454512928, -27.29203473], [8.951222164, -9.795747666], [-1.093100262, -\
22.45979044], [3.409731784, -14.05657992], [-8.056551837, -27.00067209], [-9.5\
75883757, -28.81448007], [1.893943599, -17.27847480], [-2.445789005, -23.87838\
282], [1.317599031, -17.67108248], [-10.27208052, -30.03073075], [-.5752629513
, -17.83035848], [-4.785180012, -24.49612580], [-10.16661234, -29.85501391], [
2.195738894, -16.21250370], [-8.155989272, -27.85168482], [8.554953803, -11.25\
143222], [-2.714236144, -21.13387820], [3.848867585, -12.78810654], [5.3713433\
05, -13.02877921], [-8.378818641, -25.88838947]];