xper,xns,xew,xco
0.100000001 , 28.4982204 , 26.9359741 , 892.650024
0.200000003 , 36.5869102 , 48.6959152 , 1031.25000
0.300000012 , 78.1280594 , 62.0986671 , 1031.25000
0.500000000 , 62.3448715 , 64.4555969 , 1031.25000
1.00000000 , 10.2240343 , 13.9659948 , 562.650024
2.00000000 , 2.07797146 , 1.87123442 , 281.325012
3.00000000 , 0.733855784 , 0.875761509 , 187.688004