Frequencies for othl_nbx variable in fmli132 dataset :

   othl_nbx |      Freq.     Percent        Cum.
------------+-----------------------------------
          A |      6,746       99.76       99.76
          B |         10        0.15       99.91
          D |          6        0.09      100.00
------------+-----------------------------------
      Total |      6,762      100.00

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