xper,xns,xew,xco
0.100000001 , 0.312960476 , 0.297913462 , 973.799988
0.200000003 , 9.60485265E-02 , 9.43406001E-02 , 1125.00000
0.300000012 , 7.43190423E-02 , 7.43216574E-02 , 1125.00000
0.500000000 , 3.02085057E-02 , 2.57575195E-02 , 1125.00000
1.00000000 , 3.11676296E-03 , 4.10187198E-03 , 675.000000
2.00000000 , 1.10428105E-03 , 1.63067668E-03 , 337.500000
3.00000000 , 8.97456019E-04 , 1.16548664E-03 , 225.000000