xper,xns,xew,xco
0.100000001 , 0.507201731 , 0.369621277 , 973.799988
0.200000003 , 0.198855311 , 0.183039993 , 1125.00000
0.300000012 , 0.125702515 , 5.57464696E-02 , 1125.00000
0.500000000 , 5.81479333E-02 , 2.53270529E-02 , 1125.00000
1.00000000 , 3.77423875E-02 , 2.44980194E-02 , 675.000000
2.00000000 , 6.67583663E-03 , 3.76403914E-03 , 337.500000
3.00000000 , 2.09284504E-03 , 1.04824500E-03 , 225.000000