xper,xns,xew,xco
0.100000001 , 0.365180939 , 0.763860524 , 973.799988
0.200000003 , 7.07690418E-02 , 9.98855233E-02 , 1125.00000
0.300000012 , 6.71392605E-02 , 6.83648586E-02 , 1125.00000
0.500000000 , 1.93785392E-02 , 1.89734772E-02 , 1125.00000
1.00000000 , 2.78741494E-03 , 2.47475994E-03 , 675.000000
2.00000000 , 1.31711771E-03 , 1.66964787E-03 , 337.500000
3.00000000 , 8.66637216E-04 , 1.25793053E-03 , 225.000000