xper,xns,xew,xco
0.100000001 , 0.507248819 , 0.369605899 , 973.799988
0.200000003 , 0.114990443 , 9.08620879E-02 , 1125.00000
0.300000012 , 0.108864658 , 7.71179572E-02 , 1125.00000
0.500000000 , 3.33619863E-02 , 2.61671990E-02 , 1125.00000
1.00000000 , 3.46545689E-02 , 2.70249099E-02 , 675.000000
2.00000000 , 6.53476594E-03 , 2.90017691E-03 , 337.500000
3.00000000 , 2.51624384E-03 , 1.51815417E-03 , 225.000000