Frequencies for gvwr variable in vehnit dataset :

 GCW RATING |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,069       84.04       84.04
          2 |         61        4.80       88.84
          3 |        138       10.85       99.69
          9 |          4        0.31      100.00
------------+-----------------------------------
      Total |      1,272      100.00

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