xper,xns,xew,xco
0.100000001 , 0.395129770 , 1.48435712 , 973.799988
0.200000003 , 8.22583288E-02 , 0.152307332 , 1125.00000
0.300000012 , 7.13887289E-02 , 0.118357070 , 1125.00000
0.500000000 , 3.13491747E-02 , 4.11243141E-02 , 1125.00000
1.00000000 , 6.40505087E-03 , 7.12155970E-03 , 675.000000
2.00000000 , 7.48477597E-03 , 4.40771505E-03 , 337.500000
3.00000000 , 4.48420364E-03 , 2.39920709E-03 , 225.000000