xper,xns,xew,xco
0.100000001 , 28.4981995 , 26.9357224 , 892.650024
0.200000003 , 36.5869293 , 48.6961288 , 1031.25000
0.300000012 , 78.1280212 , 62.0989189 , 1031.25000
0.500000000 , 62.3448639 , 64.4558792 , 1031.25000
1.00000000 , 10.2240620 , 13.9657412 , 562.650024
2.00000000 , 2.07797384 , 1.87107527 , 281.325012
3.00000000 , 0.733852267 , 0.876060605 , 187.688004