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

    Vehicle |
   Maneuver |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,361       63.61       63.61
          2 |        111        1.11       64.72
          3 |         53        0.53       65.25
          4 |        258        2.58       67.83
          5 |        245        2.45       70.28
          6 |          8        0.08       70.36
          7 |          1        0.01       70.37
          8 |          3        0.03       70.40
          9 |        159        1.59       71.99
         12 |         64        0.64       72.63
         13 |        557        5.57       78.20
         14 |         32        0.32       78.52
         15 |         33        0.33       78.85
         16 |        219        2.19       81.04
         17 |      1,846       18.46       99.50
         98 |         18        0.18       99.68
         99 |         32        0.32      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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