Frequencies for liqu_yrb variable in fmli132 dataset :

   liqu_yrb |      Freq.     Percent        Cum.
------------+-----------------------------------
          A |      6,541       96.73       96.73
          C |         36        0.53       97.26
          D |        185        2.74      100.00
------------+-----------------------------------
      Total |      6,762      100.00

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