xper,xns,xew,xco
0.100000001 , 0.294219375 , 0.161235005 , 892.650024
0.200000003 , 0.542577803 , 0.357719153 , 1031.25000
0.300000012 , 0.341389894 , 0.407744408 , 1031.25000
0.500000000 , 9.23522115E-02 , 0.152604386 , 1031.25000
1.00000000 , 3.00324671E-02 , 5.20944335E-02 , 562.650024
2.00000000 , 2.08116900E-02 , 1.98467746E-02 , 281.325012
3.00000000 , 1.93744805E-02 , 2.33958922E-02 , 187.688004