xper,xns,xew,xco
0.100000001 , 0.510248065 , 0.567787409 , 892.650024
0.200000003 , 4.28517647E-02 , 4.97646779E-02 , 1031.25000
0.300000012 , 1.56608988E-02 , 2.40221843E-02 , 1031.25000
0.500000000 , 7.01367343E-03 , 8.67122598E-03 , 1031.25000
1.00000000 , 3.69800464E-03 , 1.94529223E-03 , 562.650024
2.00000000 , 1.76138314E-03 , 6.63315295E-04 , 281.325012
3.00000000 , 1.10101840E-03 , 4.66956873E-04 , 187.688004