xper,xns,xew,xco
0.100000001 , 0.689213097 , 0.758164525 , 1083.50000
0.200000003 , 0.610801518 , 0.630906403 , 1250.00000
0.300000012 , 0.466068804 , 0.566414118 , 1250.00000
0.500000000 , 9.00996551E-02 , 7.37859160E-02 , 1250.00000
1.00000000 , 2.06772201E-02 , 1.45544708E-02 , 700.000000
2.00000000 , 7.96242151E-03 , 5.82950423E-03 , 350.000000
3.00000000 , 5.02626086E-03 , 5.20919450E-03 , 233.500000