xper,xns,xew,xco
0.100000001 , 0.110861786 , 0.412730455 , 973.799988
0.200000003 , 4.97506261E-02 , 8.13796297E-02 , 1125.00000
0.300000012 , 2.96266377E-02 , 3.65150049E-02 , 1125.00000
0.500000000 , 1.15997344E-02 , 8.56401585E-03 , 1125.00000
1.00000000 , 1.68165076E-03 , 2.07421626E-03 , 675.000000
2.00000000 , 1.09098060E-03 , 1.02070789E-03 , 337.500000
3.00000000 , 1.03815517E-03 , 1.07000861E-03 , 225.000000