xper,xns,xew,xco
0.100000001 , 0.532339215 , 0.640996456 , 973.799988
0.200000003 , 0.483624846 , 0.400212854 , 1125.00000
0.300000012 , 0.242283866 , 0.153740957 , 1125.00000
0.500000000 , 4.16822545E-02 , 3.76682170E-02 , 1125.00000
1.00000000 , 6.37939246E-03 , 5.12782298E-03 , 675.000000
2.00000000 , 2.15867581E-03 , 1.41669891E-03 , 337.500000
3.00000000 , 1.46296038E-03 , 9.50000249E-04 , 225.000000