xper,xns,xew,xco
0.100000001 , 0.442296445 , 0.668422163 , 973.799988
0.200000003 , 0.455556214 , 0.260443807 , 1125.00000
0.300000012 , 0.192107379 , 0.105918281 , 1125.00000
0.500000000 , 3.35702412E-02 , 4.24342602E-02 , 1125.00000
1.00000000 , 6.23139646E-03 , 8.02698825E-03 , 675.000000
2.00000000 , 1.61871430E-03 , 3.52883060E-03 , 337.500000
3.00000000 , 9.16355930E-04 , 2.17788620E-03 , 225.000000