xper,xns,xew,xco
0.100000001 , 0.257670194 , 0.451108426 , 892.650024
0.200000003 , 6.68656826E-02 , 7.03994185E-02 , 1031.25000
0.300000012 , 6.19182847E-02 , 4.96730655E-02 , 1031.25000
0.500000000 , 1.86405554E-02 , 1.88613068E-02 , 1031.25000
1.00000000 , 2.46450934E-03 , 3.07553145E-03 , 562.650024
2.00000000 , 8.36495601E-04 , 1.48237601E-03 , 281.325012
3.00000000 , 9.42115264E-04 , 1.55294815E-03 , 187.688004