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

    VEHICLE |
   MANEUVER |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,487       64.87       64.87
          2 |        101        1.01       65.88
          3 |         80        0.80       66.68
          4 |        335        3.35       70.03
          5 |        196        1.96       71.99
          6 |          3        0.03       72.02
          7 |          8        0.08       72.10
          8 |          3        0.03       72.13
          9 |        160        1.60       73.73
         10 |          4        0.04       73.77
         12 |         68        0.68       74.45
         13 |        558        5.58       80.03
         14 |         39        0.39       80.42
         15 |         33        0.33       80.75
         16 |        202        2.02       82.77
         17 |      1,534       15.34       98.11
         98 |         45        0.45       98.56
         99 |        144        1.44      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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