xper,xns,xew,xco
0.100000001 , 0.488507241 , 0.536373854 , 1190.19995
0.200000003 , 0.652034342 , 1.23142719 , 1375.00000
0.300000012 , 1.94403172 , 1.92045867 , 1375.00000
0.500000000 , 0.465633303 , 0.560571790 , 1375.00000
1.00000000 , 4.88547124E-02 , 5.74327819E-02 , 800.250000
2.00000000 , 1.18247680E-02 , 1.25952745E-02 , 399.850006
3.00000000 , 5.58197871E-03 , 5.65346610E-03 , 266.750000