xper,xns,xew,xco
0.100000001 , 0.919911683 , 1.55454195 , 973.799988
0.200000003 , 1.88158607 , 1.77769399 , 1125.00000
0.300000012 , 2.08016682 , 2.19312024 , 1125.00000
0.500000000 , 2.65221715 , 2.99449682 , 1125.00000
1.00000000 , 0.613149583 , 1.09101355 , 675.000000
2.00000000 , 0.212607279 , 0.263218224 , 337.500000
3.00000000 , 7.71906525E-02 , 9.59799960E-02 , 225.000000