data := [[1.625921319, 3.898846165], [.4670086486, 3.436499189], [-1.367348482
, .924290367], [8.687189128, 10.54315909], [-5.461216626, -3.428543502], [9.54\
2583237, 8.834800149], [4.744335048, 6.579534241], [7.071367836, 8.445145119],
[-.5222850067, 3.469117134], [10.11680364, 9.330503647], [4.519617658, 6.08827\
6731], [-7.345791404, -5.597299466], [.442451385, 2.669306596], [-1.535536796,
-1.236372442], [-.758353456, 2.478530823], [4.082831807, 6.152236524], [-9.229\
940430, -5.514798970], [-4.294082566, -2.147491812], [7.159762887, 6.823317122
], [-8.312832139, -3.239607285], [-1.216086404, -.74980486e-1], [-9.417886428,
-4.743489069], [-5.226088425, -.839106854], [5.493524812, 5.918874749], [-3.47\
0686119, -1.185427554]];