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

    Vehicle |
   Maneuver |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,407       64.07       64.07
          2 |         94        0.94       65.01
          3 |         45        0.45       65.46
          4 |        247        2.47       67.93
          5 |        272        2.72       70.65
          6 |          7        0.07       70.72
          7 |          5        0.05       70.77
          8 |          2        0.02       70.79
          9 |        184        1.84       72.63
         10 |          2        0.02       72.65
         12 |         68        0.68       73.33
         13 |        552        5.52       78.85
         14 |         46        0.46       79.31
         15 |         34        0.34       79.65
         16 |        188        1.88       81.53
         17 |      1,782       17.82       99.35
         98 |         18        0.18       99.53
         99 |         47        0.47      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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