xper,xns,xew,xco
0.100000001 , 0.689244986 , 0.758202255 , 1083.50000
0.200000003 , 0.610834956 , 0.630939186 , 1250.00000
0.300000012 , 0.466088027 , 0.566447198 , 1250.00000
0.500000000 , 9.01194811E-02 , 7.38190860E-02 , 1250.00000
1.00000000 , 2.06971001E-02 , 1.45900687E-02 , 700.000000
2.00000000 , 7.99111929E-03 , 5.79820340E-03 , 350.000000
3.00000000 , 5.05287899E-03 , 5.15057286E-03 , 233.500000