xper,xns,xew,xco
0.100000001 , 28.4983025 , 26.9355602 , 892.650024
0.200000003 , 36.5868263 , 48.6962776 , 1031.25000
0.300000012 , 78.1281281 , 62.0990601 , 1031.25000
0.500000000 , 62.3449326 , 64.4560165 , 1031.25000
1.00000000 , 10.2239809 , 13.9655819 , 562.650024
2.00000000 , 2.07803178 , 1.87095821 , 281.325012
3.00000000 , 0.733963430 , 0.876222014 , 187.688004