===  MC === 
  x min    x max      eff   -err   +err  
-------- --------    ----- ------ ------ 
   0.250    0.500    0.992 -0.036 +0.006 
   0.500    0.750    0.960 -0.029 +0.013 
   0.750    1.000    0.974 -0.013 +0.011 
   1.000    1.250    0.976 -0.006 +0.006 
   1.250    1.500    0.967 -0.004 +0.004 
   1.500    1.750    0.973 -0.004 +0.003 
   1.750    2.000    0.980 -0.002 +0.002 
   2.000    2.250    0.976 -0.002 +0.002 
   2.250    2.500    0.978 -0.002 +0.002 
   2.500    2.750    0.979 -0.001 +0.002 
   2.750    3.000    0.978 -0.002 +0.001 
   3.000    3.250    0.980 -0.002 +0.002 
   3.250    3.500    0.976 -0.003 +0.002 
   3.500    3.750    0.978 -0.003 +0.003 
   3.750    4.000    0.975 -0.005 +0.004 
   4.000    4.250    0.966 -0.009 +0.007 
   4.250    4.500    0.982 -0.012 +0.008 
   4.500    4.750    0.943 -0.038 +0.024 
   4.750    5.000    0.957 -0.053 +0.027 


 ===  data === 
  x min    x max      eff   -err   +err  
-------- --------    ----- ------ ------ 
   0.000    0.250    0.882 -0.149 +0.073 
   0.250    0.500    0.891 -0.029 +0.024 
   0.500    0.750    0.928 -0.014 +0.012 
   0.750    1.000    0.948 -0.011 +0.009 
   1.000    1.250    0.926 -0.012 +0.011 
   1.250    1.500    0.959 -0.009 +0.008 
   1.500    1.750    0.947 -0.010 +0.008 
   1.750    2.000    0.935 -0.011 +0.009 
   2.000    2.250    0.958 -0.009 +0.007 
   2.250    2.500    0.949 -0.009 +0.008 
   2.500    2.750    0.957 -0.009 +0.008 
   2.750    3.000    0.963 -0.009 +0.007 
   3.000    3.250    0.949 -0.011 +0.010 
   3.250    3.500    0.924 -0.021 +0.017 
   3.500    3.750    0.920 -0.035 +0.026 
   3.750    4.000    0.982 -0.041 +0.015 
   4.000    4.250    0.962 -0.083 +0.032 
   4.250    4.500    0.909 -0.203 +0.074 
   4.500    4.750    1.000 -0.264 +0.000 
   4.750    5.000    1.000 -0.841 +0.000