xper,xns,xew,xco
0.100000001 , 0.787695467 , 0.820389926 , 892.650024
0.200000003 , 0.147011101 , 0.120166093 , 1031.25000
0.300000012 , 6.88222945E-02 , 6.05997816E-02 , 1031.25000
0.500000000 , 3.40219364E-02 , 3.36710028E-02 , 1031.25000
1.00000000 , 2.95253471E-02 , 2.39584018E-02 , 562.650024
2.00000000 , 2.42872927E-02 , 2.01362278E-02 , 281.325012
3.00000000 , 1.74645968E-02 , 1.68885328E-02 , 187.688004