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

    VEHICLE |
   MANEUVER |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,517       65.17       65.17
          2 |         89        0.89       66.06
          3 |         58        0.58       66.64
          4 |        331        3.31       69.95
          5 |        248        2.48       72.43
          6 |          9        0.09       72.52
          7 |          1        0.01       72.53
          8 |          2        0.02       72.55
          9 |        158        1.58       74.13
         10 |          5        0.05       74.18
         12 |         62        0.62       74.80
         13 |        563        5.63       80.43
         14 |         34        0.34       80.77
         15 |         26        0.26       81.03
         16 |        178        1.78       82.81
         17 |      1,651       16.51       99.32
         98 |         24        0.24       99.56
         99 |         44        0.44      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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