xper,xns,xew,xco
0.100000001 , 0.644116640 , 0.305094928 , 1190.19995
0.200000003 , 0.347355694 , 0.187022090 , 1375.00000
0.300000012 , 0.210234001 , 0.145054564 , 1375.00000
0.500000000 , 0.123045407 , 9.91311893E-02 , 1375.00000
1.00000000 , 1.60914473E-02 , 1.12581654E-02 , 800.250000
2.00000000 , 5.93894068E-03 , 3.42267379E-03 , 399.850006
3.00000000 , 3.67839448E-03 , 1.50596607E-03 , 266.750000