xper,xns,xew,xco
0.100000001 , 0.644113541 , 0.305065900 , 1190.19995
0.200000003 , 0.347352773 , 0.187002972 , 1375.00000
0.300000012 , 0.210237116 , 0.145035341 , 1375.00000
0.500000000 , 0.123042494 , 9.91513133E-02 , 1375.00000
1.00000000 , 1.60885490E-02 , 1.12779336E-02 , 800.250000
2.00000000 , 5.94343664E-03 , 3.40119819E-03 , 399.850006
3.00000000 , 3.67603195E-03 , 1.50900020E-03 , 266.750000