xper,xns,xew,xco
0.100000001 , 136.456680 , 34.4946556 , 892.650024
0.200000003 , 143.464233 , 22.1780148 , 1031.25000
0.300000012 , 166.999695 , 23.4558372 , 1031.25000
0.500000000 , 45.4092140 , 15.0872011 , 1031.25000
1.00000000 , 9.68643284 , 5.79881191 , 562.650024
2.00000000 , 1.24749267 , 0.840685606 , 281.325012
3.00000000 , 0.515381157 , 0.404709458 , 187.688004