xper,xns,xew,xco
0.100000001 , 0.689254940 , 0.758251905 , 1083.50000
0.200000003 , 0.610845506 , 0.630984306 , 1250.00000
0.300000012 , 0.466093332 , 0.566492677 , 1250.00000
0.500000000 , 9.01249200E-02 , 7.38644972E-02 , 1250.00000
1.00000000 , 2.07024477E-02 , 2.76954137E-02 , 700.000000
2.00000000 , 8.11824575E-03 , 5.75710973E-03 , 350.000000
3.00000000 , 5.17516164E-03 , 5.11033973E-03 , 233.500000