xper,xns,xew,xco
0.100000001 , 0.364047289 , 0.372169971 , 973.799988
0.200000003 , 0.398932427 , 0.294347942 , 1125.00000
0.300000012 , 0.693572223 , 0.450402945 , 1125.00000
0.500000000 , 0.991581261 , 0.562484622 , 1125.00000
1.00000000 , 0.257434130 , 0.315595359 , 675.000000
2.00000000 , 5.60895391E-02 , 5.25358133E-02 , 337.500000
3.00000000 , 2.84991749E-02 , 2.23243982E-02 , 225.000000