xper,xns,xew,xco
0.100000001 , 0.327376008 , 0.689387441 , 892.650024
0.200000003 , 0.114593647 , 0.132340237 , 1031.25000
0.300000012 , 9.87111777E-02 , 0.122276455 , 1031.25000
0.500000000 , 3.25565711E-02 , 3.41380909E-02 , 1031.25000
1.00000000 , 3.80477286E-03 , 5.06797433E-03 , 562.650024
2.00000000 , 1.96457095E-03 , 2.45181913E-03 , 281.325012
3.00000000 , 1.42321421E-03 , 1.63733878E-03 , 187.688004