xper,xns,xew,xco
0.100000001 , 0.749095261 , 0.767052054 , 892.650024
0.200000003 , 0.145984724 , 0.157970577 , 1031.25000
0.300000012 , 9.50779840E-02 , 7.60508552E-02 , 1031.25000
0.500000000 , 4.14232612E-02 , 4.30593379E-02 , 1031.25000
1.00000000 , 3.09725981E-02 , 3.35430317E-02 , 562.650024
2.00000000 , 2.47268565E-02 , 2.08124816E-02 , 281.325012
3.00000000 , 1.82089042E-02 , 1.78928822E-02 , 187.688004