Frequencies for gvwr variable in vehnit dataset :

 GCW RATING |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        939       84.14       84.14
          1 |          1        0.09       84.23
          2 |         52        4.66       88.89
          3 |        118       10.57       99.46
          9 |          6        0.54      100.00
------------+-----------------------------------
      Total |      1,116      100.00

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