Frequencies for dr_cf4 variable in vehnit dataset :

    RELATED |
   FACTOR 4 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,328      100.00      100.00
------------+-----------------------------------
      Total |      1,328      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016