xper,xns,xew,xco
0.100000001 , 0.890133142 , 0.748678148 , 892.650024
0.200000003 , 0.177672997 , 9.74569917E-02 , 1031.25000
0.300000012 , 8.00521448E-02 , 4.92437072E-02 , 1031.25000
0.500000000 , 2.87993643E-02 , 2.07181051E-02 , 1031.25000
1.00000000 , 4.90721874E-03 , 5.30937826E-03 , 562.650024
2.00000000 , 2.27262452E-03 , 1.28491106E-03 , 281.325012
3.00000000 , 1.10423320E-03 , 8.56416067E-04 , 187.688004