Frequencies for rets_rvx variable in fmli132 dataset :

   rets_rvx |      Freq.     Percent        Cum.
------------+-----------------------------------
          A |      5,806       85.86       85.86
          C |        193        2.85       88.72
          D |        738       10.91       99.63
          T |         25        0.37      100.00
------------+-----------------------------------
      Total |      6,762      100.00

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