xper,xns,xew,xco
0.100000001 , 28.4977512 , 26.9359245 , 892.650024
0.200000003 , 36.5873337 , 48.6959724 , 1031.25000
0.300000012 , 78.1277237 , 62.0987549 , 1031.25000
0.500000000 , 62.3446465 , 64.4556503 , 1031.25000
1.00000000 , 10.2242661 , 13.9659367 , 562.650024
2.00000000 , 2.07778931 , 1.87120938 , 281.325012
3.00000000 , 0.733435690 , 0.875870109 , 187.688004