xper,xns,xew,xco
0.100000001 , 25.5776844 , 15.5890303 , 892.650024
0.200000003 , 18.5903130 , 16.6565094 , 1031.25000
0.300000012 , 13.5324736 , 21.8394814 , 1031.25000
0.500000000 , 5.91854286 , 9.76321125 , 1031.25000
1.00000000 , 3.56235147 , 4.17431402 , 562.650024
2.00000000 , 0.766914904 , 1.23316455 , 281.325012
3.00000000 , 0.303031385 , 0.366815209 , 187.688004