Frequencies for gvwr variable in vehnit dataset :

 GVW RATING |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,167       83.78       83.78
          2 |         44        3.16       86.93
          3 |        166       11.92       98.85
          9 |         16        1.15      100.00
------------+-----------------------------------
      Total |      1,393      100.00

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