xper,xns,xew,xco
0.100000001 , 0.157370523 , 0.268901259 , 973.799988
0.200000003 , 6.89547583E-02 , 9.71018225E-02 , 1125.00000
0.300000012 , 8.12394246E-02 , 5.82497530E-02 , 1125.00000
0.500000000 , 2.29445528E-02 , 2.45058648E-02 , 1125.00000
1.00000000 , 2.21898057E-03 , 3.09364963E-03 , 675.000000
2.00000000 , 9.99126467E-04 , 1.35199621E-03 , 337.500000
3.00000000 , 1.00507645E-03 , 1.20721234E-03 , 225.000000