xper,xns,xew,xco
0.100000001 , 0.813502431 , 0.446677268 , 892.650024
0.200000003 , 0.123695061 , 0.125627413 , 1031.25000
0.300000012 , 3.97754461E-02 , 2.35668812E-02 , 1031.25000
0.500000000 , 8.79633147E-03 , 8.48338660E-03 , 1031.25000
1.00000000 , 2.65001878E-03 , 2.91472743E-03 , 562.650024
2.00000000 , 1.86678418E-03 , 2.07339018E-03 , 281.325012
3.00000000 , 1.64586608E-03 , 1.40820839E-03 , 187.688004