Frequencies for first 10,000 rows of veh_no variable in vehicle dataset :

    Vehicle |
     Number |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,782       67.82       67.82
          2 |      2,619       26.19       94.01
          3 |        415        4.15       98.16
          4 |        108        1.08       99.24
          5 |         44        0.44       99.68
          6 |         16        0.16       99.84
          7 |          7        0.07       99.91
          8 |          4        0.04       99.95
          9 |          3        0.03       99.98
         10 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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