xper,xns,xew,xco
0.100000001 , 0.203629434 , 0.438035101 , 973.799988
0.200000003 , 8.79652351E-02 , 9.96502340E-02 , 1125.00000
0.300000012 , 6.86924085E-02 , 7.38038644E-02 , 1125.00000
0.500000000 , 4.45234366E-02 , 5.50164692E-02 , 1125.00000
1.00000000 , 2.65203025E-02 , 3.72377746E-02 , 675.000000
2.00000000 , 5.89720346E-02 , 6.46917075E-02 , 337.500000
3.00000000 , 7.28052109E-02 , 5.67102209E-02 , 225.000000