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

    VEHICLE |
   MANEUVER |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,495       64.95       64.95
          2 |        160        1.60       66.55
          3 |         89        0.89       67.44
          4 |        369        3.69       71.13
          5 |        223        2.23       73.36
          6 |          3        0.03       73.39
          7 |          3        0.03       73.42
          8 |          2        0.02       73.44
          9 |        123        1.23       74.67
         10 |         21        0.21       74.88
         11 |          1        0.01       74.89
         12 |         61        0.61       75.50
         13 |        542        5.42       80.92
         14 |         49        0.49       81.41
         15 |         30        0.30       81.71
         16 |        259        2.59       84.30
         17 |      1,335       13.35       97.65
         98 |         64        0.64       98.29
         99 |        171        1.71      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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