xper,xns,xew,xco
0.100000001 , 59.3756027 , 39.5885468 , 649.200012
0.200000003 , 58.7684288 , 29.5441189 , 750.000000
0.300000012 , 51.9165192 , 34.4026222 , 750.000000
0.500000000 , 38.4365540 , 15.7365723 , 750.000000
1.00000000 , 17.3670444 , 3.92358422 , 399.899994
2.00000000 , 7.73818111 , 1.18538654 , 200.100006
3.00000000 , 5.43009806 , 0.680175304 , 133.199997