xper,xns,xew,xco
0.100000001 , 67.0149765 , 62.1697617 , 892.650024
0.200000003 , 50.5351868 , 96.7237930 , 1031.25000
0.300000012 , 21.9679241 , 58.5538139 , 1031.25000
0.500000000 , 7.08180475 , 33.0388336 , 1031.25000
1.00000000 , 1.81387985 , 5.33301449 , 562.650024
2.00000000 , 0.363687038 , 1.23592556 , 281.325012
3.00000000 , 0.122056417 , 0.541155338 , 187.688004