Frequencies for irab variable in fmli132 dataset :

       irab |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,566       97.10       97.10
          1 |         18        0.27       97.37
          2 |         30        0.44       97.81
          3 |         49        0.72       98.54
          4 |         59        0.87       99.41
          5 |         24        0.35       99.76
          6 |         16        0.24      100.00
------------+-----------------------------------
      Total |      6,762      100.00

by Jean Roth , jroth@nber.org , 17 Mar 2016