xper,xns,xew,xco
0.100000001 , 0.433860123 , 0.508412242 , 892.650024
0.200000003 , 0.165618822 , 0.145702690 , 1031.25000
0.300000012 , 7.88697228E-02 , 8.67174193E-02 , 1031.25000
0.500000000 , 4.22710963E-02 , 4.59472537E-02 , 1031.25000
1.00000000 , 2.52809431E-02 , 2.71998364E-02 , 562.650024
2.00000000 , 2.41814740E-02 , 2.26856284E-02 , 281.325012
3.00000000 , 1.90960802E-02 , 2.07113046E-02 , 187.688004