xper,xns,xew,xco
0.100000001 , 1.52013721E-02 , 1.84215307E-02 , 1083.50000
0.200000003 , 1.26060788E-02 , 1.09574720E-02 , 1250.00000
0.300000012 , 1.89282540E-02 , 2.00973563E-02 , 1250.00000
0.500000000 , 2.00614519E-02 , 6.60720281E-03 , 1250.00000
1.00000000 , 1.89158425E-03 , 1.59091502E-03 , 700.000000
2.00000000 , 1.65003864E-03 , 1.36975467E-03 , 350.000000
3.00000000 , 2.17013434E-03 , 1.23475748E-03 , 233.500000