data := [[9.568928358, -3.394020190], [3.836061151, -8.590140645], [2.63229061\
3, -9.758621799], [6.895775472, -5.364918156], [-7.692780761, -19.75811796], [
-1.798397817, -14.89642087], [5.625264293, -10.15884338], [-5.540450473, -18.3\
8248228], [7.415510448, -6.231362974], [3.663080139, -8.995892761], [-1.065454\
462, -13.37435011], [-.86485934e-2, -12.56144074], [-1.281433036, -15.48578988
], [-5.045577002, -16.01387419], [-5.560931405, -18.41044601], [-7.663963241,
-21.66909121], [.214079202, -11.75804438], [-3.275238159, -16.11365263], [9.63\
5555239, -3.991648918], [1.625560708, -12.19883607], [.4534765953, -12.8816486\
1], [3.257119910, -10.13113304], [1.435235229, -11.43491125], [-4.520650167, -\
16.54322616], [-9.010551464, -20.73403226]];