xper,xns,xew,xco
0.100000001 , 0.879067063 , 0.774963796 , 892.650024
0.200000003 , 0.180190891 , 0.148869336 , 1031.25000
0.300000012 , 0.169201285 , 9.22340602E-02 , 1031.25000
0.500000000 , 4.38637547E-02 , 4.14933376E-02 , 1031.25000
1.00000000 , 2.12355722E-02 , 3.11993081E-02 , 562.650024
2.00000000 , 1.97319258E-02 , 1.90966707E-02 , 281.325012
3.00000000 , 2.27112826E-02 , 1.76079404E-02 , 187.688004