xper,xns,xew,xco
0.100000001 , 0.296553791 , 0.463702351 , 1190.19995
0.200000003 , 0.594512403 , 0.855176032 , 1375.00000
0.300000012 , 0.887429297 , 0.712787926 , 1375.00000
0.500000000 , 0.199599072 , 0.491243869 , 1375.00000
1.00000000 , 2.38654502E-02 , 4.65473682E-02 , 800.250000
2.00000000 , 6.46044035E-03 , 1.05867330E-02 , 399.850006
3.00000000 , 2.89876759E-03 , 6.29961072E-03 , 266.750000