xper,xns,xew,xco
0.100000001 , 1.00277030 , 0.657887161 , 1190.19995
0.200000003 , 0.323063701 , 0.307502747 , 1375.00000
0.300000012 , 0.458565414 , 0.394735247 , 1375.00000
0.500000000 , 0.108388215 , 5.49921729E-02 , 1375.00000
1.00000000 , 1.16873505E-02 , 1.09250806E-02 , 800.250000
2.00000000 , 4.74100932E-03 , 2.63905968E-03 , 399.850006
3.00000000 , 2.44674436E-03 , 1.81602722E-03 , 266.750000