xper,xns,xew,xco
0.100000001 , 1.39702797 , 1.32597280 , 1083.50000
0.200000003 , 0.116365515 , 8.80848765E-02 , 1250.00000
0.300000012 , 4.14587297E-02 , 3.21695358E-02 , 1250.00000
0.500000000 , 1.45190023E-02 , 1.10172778E-02 , 1250.00000
1.00000000 , 5.00422390E-03 , 2.58900481E-03 , 700.000000
2.00000000 , 1.73849508E-03 , 1.25980948E-03 , 350.000000
3.00000000 , 1.20693201E-03 , 1.33169326E-03 , 233.500000