===  MC === 
  x min    x max      eff   -err   +err  
-------- --------    ----- ------ ------ 
   0.000    0.250    0.834 -0.359 +0.132 
   0.250    0.500    0.943 -0.026 +0.025 
   0.500    0.750    0.912 -0.018 +0.015 
   0.750    1.000    0.919 -0.009 +0.009 
   1.000    1.250    0.927 -0.005 +0.004 
   1.250    1.500    0.924 -0.003 +0.003 
   1.500    1.750    0.927 -0.002 +0.002 
   1.750    2.000    0.927 -0.002 +0.002 
   2.000    2.250    0.930 -0.002 +0.002 
   2.250    2.500    0.933 -0.002 +0.002 
   2.500    2.750    0.935 -0.002 +0.001 
   2.750    3.000    0.935 -0.002 +0.002 
   3.000    3.250    0.932 -0.002 +0.002 
   3.250    3.500    0.925 -0.003 +0.003 
   3.500    3.750    0.923 -0.004 +0.004 
   3.750    4.000    0.904 -0.007 +0.006 
   4.000    4.250    0.895 -0.011 +0.010 
   4.250    4.500    0.899 -0.018 +0.015 
   4.500    4.750    0.890 -0.035 +0.027 
   4.750    5.000    0.891 -0.051 +0.046 


 ===  data === 
  x min    x max      eff   -err   +err  
-------- --------    ----- ------ ------ 
   0.000    0.250    0.846 -0.168 +0.099 
   0.250    0.500    0.873 -0.022 +0.019 
   0.500    0.750    0.898 -0.012 +0.011 
   0.750    1.000    0.872 -0.011 +0.010 
   1.000    1.250    0.895 -0.010 +0.009 
   1.250    1.500    0.894 -0.009 +0.009 
   1.500    1.750    0.898 -0.008 +0.008 
   1.750    2.000    0.897 -0.008 +0.007 
   2.000    2.250    0.901 -0.007 +0.007 
   2.250    2.500    0.904 -0.007 +0.006 
   2.500    2.750    0.903 -0.007 +0.006 
   2.750    3.000    0.901 -0.007 +0.006 
   3.000    3.250    0.910 -0.007 +0.007 
   3.250    3.500    0.900 -0.011 +0.010 
   3.500    3.750    0.884 -0.018 +0.016 
   3.750    4.000    0.894 -0.026 +0.022 
   4.000    4.250    0.897 -0.047 +0.035 
   4.250    4.500    0.780 -0.091 +0.064 
   4.500    4.750    0.800 -0.157 +0.107 
   4.750    5.000    0.500 -0.417 +0.417