xper,xns,xew,xco
0.100000001 , 0.743396580 , 0.500469327 , 1083.50000
0.200000003 , 1.23844862 , 1.00819910 , 1250.00000
0.300000012 , 1.56450737 , 0.714109898 , 1250.00000
0.500000000 , 0.564841866 , 0.553592265 , 1250.00000
1.00000000 , 8.60102549E-02 , 8.10200945E-02 , 700.000000
2.00000000 , 1.14938896E-02 , 1.82465333E-02 , 350.000000
3.00000000 , 4.63240873E-03 , 4.47620824E-03 , 233.500000