xper,xns,xew,xco
0.100000001 , 0.273788363 , 0.448663414 , 892.650024
0.200000003 , 4.96285856E-02 , 8.38714018E-02 , 1031.25000
0.300000012 , 4.29070964E-02 , 4.75957766E-02 , 1031.25000
0.500000000 , 1.18779689E-02 , 2.27616727E-02 , 1031.25000
1.00000000 , 1.81481417E-03 , 2.26755673E-03 , 562.650024
2.00000000 , 1.07018487E-03 , 1.21189747E-03 , 281.325012
3.00000000 , 9.71715839E-04 , 8.34206527E-04 , 187.688004