xper,xns,xew,xco
0.100000001 , 0.444374323 , 0.781527579 , 973.799988
0.200000003 , 8.55689868E-02 , 0.121463798 , 1125.00000
0.300000012 , 6.30009994E-02 , 8.05467516E-02 , 1125.00000
0.500000000 , 2.06884686E-02 , 2.25615297E-02 , 1125.00000
1.00000000 , 1.91696861E-03 , 2.36673281E-03 , 675.000000
2.00000000 , 9.92740039E-04 , 1.51507533E-03 , 337.500000
3.00000000 , 1.14652247E-03 , 1.14694401E-03 , 225.000000