xper,xns,xew,xco
0.100000001 , 0.488509029 , 0.536410332 , 1190.19995
0.200000003 , 0.652031302 , 1.23145676 , 1375.00000
0.300000012 , 1.94403505 , 1.92042887 , 1375.00000
0.500000000 , 0.465629548 , 0.560600817 , 1375.00000
1.00000000 , 4.88578491E-02 , 5.74618541E-02 , 800.250000
2.00000000 , 1.18272826E-02 , 1.26238018E-02 , 399.850006
3.00000000 , 5.58466697E-03 , 5.74216945E-03 , 266.750000