xper,xns,xew,xco
0.100000001 , 1.63317800 , 0.974514186 , 1190.19995
0.200000003 , 0.304181695 , 0.202910274 , 1375.00000
0.300000012 , 0.328663439 , 0.267505556 , 1375.00000
0.500000000 , 0.682707429 , 0.528823078 , 1375.00000
1.00000000 , 0.399610102 , 0.319823802 , 800.250000
2.00000000 , 0.122004442 , 7.73481056E-02 , 399.850006
3.00000000 , 4.87616882E-02 , 3.31878699E-02 , 266.750000