xper,xns,xew,xco
0.100000001 , 27.3060951 , 25.4342861 , 892.650024
0.200000003 , 62.1700516 , 28.7857533 , 1031.25000
0.300000012 , 60.1003609 , 23.6221943 , 1031.25000
0.500000000 , 22.4567966 , 22.1469517 , 1031.25000
1.00000000 , 8.05081463 , 7.26539993 , 562.650024
2.00000000 , 1.02644598 , 0.980559409 , 281.325012
3.00000000 , 0.468316048 , 0.444205672 , 187.688004