xper,xns,xew,xco
0.100000001 , 0.320036322 , 0.568912387 , 892.650024
0.200000003 , 0.407724649 , 0.657189608 , 1031.25000
0.300000012 , 0.665416002 , 0.790012300 , 1031.25000
0.500000000 , 1.15644741 , 1.23537862 , 1031.25000
1.00000000 , 0.607940793 , 0.922458172 , 562.650024
2.00000000 , 0.207214549 , 0.301309943 , 281.325012
3.00000000 , 6.68374449E-02 , 0.135394365 , 187.688004