xper,xns,xew,xco
0.100000001 , 0.256380111 , 0.694811523 , 973.799988
0.200000003 , 7.16939345E-02 , 0.110776857 , 1125.00000
0.300000012 , 5.18848486E-02 , 6.37645498E-02 , 1125.00000
0.500000000 , 3.00838482E-02 , 2.56990846E-02 , 1125.00000
1.00000000 , 2.22727214E-03 , 2.84415903E-03 , 675.000000
2.00000000 , 1.03646773E-03 , 1.04848668E-03 , 337.500000
3.00000000 , 8.76389851E-04 , 9.85244405E-04 , 225.000000