Frequencies for veh_cf2 variable in vehnit dataset :

    RELATED |
   FACTOR 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,465       98.92       98.92
          9 |          1        0.07       98.99
         99 |         15        1.01      100.00
------------+-----------------------------------
      Total |      1,481      100.00

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