xper,xns,xew,xco
0.100000001 , 0.463849843 , 0.480108827 , 892.650024
0.200000003 , 0.227510378 , 0.243596181 , 1031.25000
0.300000012 , 5.15337288E-02 , 5.06223068E-02 , 1031.25000
0.500000000 , 1.03181861E-02 , 1.13440892E-02 , 1031.25000
1.00000000 , 3.38673289E-03 , 3.65375308E-03 , 562.650024
2.00000000 , 1.96085125E-03 , 1.91193412E-03 , 281.325012
3.00000000 , 2.13593175E-03 , 1.89242035E-03 , 187.688004