xper,xns,xew,xco
0.100000001 , 0.919637740 , 1.26428211 , 892.650024
0.200000003 , 1.28733599 , 0.926490545 , 1031.25000
0.300000012 , 1.38798416 , 0.878611088 , 1031.25000
0.500000000 , 0.797331214 , 0.492295653 , 1031.25000
1.00000000 , 0.120016091 , 0.115689687 , 562.650024
2.00000000 , 2.48103384E-02 , 1.85565762E-02 , 281.325012
3.00000000 , 9.18077864E-03 , 7.11822044E-03 , 187.688004