xper,xns,xew,xco
0.100000001 , 0.201375902 , 0.488224924 , 973.799988
0.200000003 , 6.67909905E-02 , 0.115510352 , 1125.00000
0.300000012 , 6.06415458E-02 , 6.63355514E-02 , 1125.00000
0.500000000 , 2.80934945E-02 , 2.01087408E-02 , 1125.00000
1.00000000 , 3.66105069E-03 , 5.03199548E-03 , 675.000000
2.00000000 , 1.66603469E-03 , 2.56093964E-03 , 337.500000
3.00000000 , 9.83409816E-04 , 1.68398290E-03 , 225.000000