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

    Vehicle |
   Maneuver |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,329       63.29       63.29
          2 |         74        0.74       64.03
          3 |         42        0.42       64.45
          4 |        246        2.46       66.91
          5 |        272        2.72       69.63
          6 |         14        0.14       69.77
          7 |          2        0.02       69.79
          8 |          3        0.03       69.82
          9 |        171        1.71       71.53
         12 |         78        0.78       72.31
         13 |        528        5.28       77.59
         14 |         50        0.50       78.09
         15 |         32        0.32       78.41
         16 |        203        2.03       80.44
         17 |      1,914       19.14       99.58
         98 |         21        0.21       99.79
         99 |         21        0.21      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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