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

    Vehicle |
   Maneuver |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,048       60.48       60.48
          2 |         75        0.75       61.23
          3 |         94        0.94       62.17
          4 |        284        2.84       65.01
          5 |        287        2.87       67.88
          6 |         26        0.26       68.14
          7 |         16        0.16       68.30
          8 |          5        0.05       68.35
          9 |        394        3.94       72.29
         10 |          5        0.05       72.34
         11 |          1        0.01       72.35
         12 |         67        0.67       73.02
         13 |        529        5.29       78.31
         14 |         34        0.34       78.65
         15 |         42        0.42       79.07
         16 |        169        1.69       80.76
         17 |      1,854       18.54       99.30
         98 |         17        0.17       99.47
         99 |         53        0.53      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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