xper,xns,xew,xco
0.100000001 , 0.444381714 , 0.766015410 , 973.799988
0.200000003 , 6.40310720E-02 , 0.127128839 , 1125.00000
0.300000012 , 6.30111098E-02 , 8.12461972E-02 , 1125.00000
0.500000000 , 1.83332451E-02 , 2.28262302E-02 , 1125.00000
1.00000000 , 2.20806454E-03 , 2.83459527E-03 , 675.000000
2.00000000 , 9.94734815E-04 , 1.51282235E-03 , 337.500000
3.00000000 , 1.14878721E-03 , 1.03240006E-03 , 225.000000