Frequencies for fedr_ndx variable in fmli011 dataset :

   fedr_ndx |      Freq.     Percent        Cum.
------------+-----------------------------------
          A |      4,930       63.93       63.93
          B |         27        0.35       64.28
          C |        651        8.44       72.72
          D |      2,041       26.47       99.18
          T |         63        0.82      100.00
------------+-----------------------------------
      Total |      7,712      100.00

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