xper,xns,xew,xco
0.100000001 , 0.127656192 , 0.313880444 , 973.799988
0.200000003 , 6.95045292E-02 , 9.27462354E-02 , 1125.00000
0.300000012 , 5.78485020E-02 , 6.31706491E-02 , 1125.00000
0.500000000 , 2.70538200E-02 , 2.03857832E-02 , 1125.00000
1.00000000 , 2.17627594E-03 , 2.69739842E-03 , 675.000000
2.00000000 , 1.07150467E-03 , 1.24736992E-03 , 337.500000
3.00000000 , 1.57083105E-03 , 1.07786886E-03 , 225.000000