xper,xns,xew,xco
0.100000001 , 0.969850421 , 1.13737333 , 1083.50000
0.200000003 , 6.26727864E-02 , 7.72049800E-02 , 1250.00000
0.300000012 , 2.11423766E-02 , 2.46910807E-02 , 1250.00000
0.500000000 , 7.91917183E-03 , 8.23419262E-03 , 1250.00000
1.00000000 , 2.82188272E-03 , 2.42161099E-03 , 700.000000
2.00000000 , 1.71564787E-03 , 1.43080659E-03 , 350.000000
3.00000000 , 1.20676472E-03 , 8.23321228E-04 , 233.500000