xper,xns,xew,xco
0.100000001 , 73.8087845 , 62.1711807 , 892.650024
0.200000003 , 50.3074684 , 96.7254028 , 1031.25000
0.300000012 , 22.1374168 , 58.5538521 , 1031.25000
0.500000000 , 7.16188002 , 33.0378609 , 1031.25000
1.00000000 , 1.80605328 , 5.33205271 , 562.650024
2.00000000 , 0.367409497 , 1.23603415 , 281.325012
3.00000000 , 0.123750903 , 0.541141927 , 187.688004