xper,xns,xew,xco
0.100000001 , 28.4982281 , 26.9352131 , 892.650024
0.200000003 , 36.5868950 , 48.6965714 , 1031.25000
0.300000012 , 78.1280670 , 62.0993538 , 1031.25000
0.500000000 , 62.3448944 , 64.4563217 , 1031.25000
1.00000000 , 10.2240238 , 13.9652548 , 562.650024
2.00000000 , 2.07800460 , 1.87077880 , 281.325012
3.00000000 , 0.733910322 , 0.876584828 , 187.688004