xper,xns,xew,xco
0.100000001 , 0.149431244 , 0.245819926 , 892.650024
0.200000003 , 7.59876445E-02 , 9.90969464E-02 , 1031.25000
0.300000012 , 0.128092989 , 6.77384585E-02 , 1031.25000
0.500000000 , 4.31940928E-02 , 3.29941809E-02 , 1031.25000
1.00000000 , 2.12062951E-02 , 1.98281668E-02 , 562.650024
2.00000000 , 1.11661898E-02 , 1.44346310E-02 , 281.325012
3.00000000 , 5.58669074E-03 , 4.90084011E-03 , 187.688004