Frequencies for first 10,000 rows of veh_cf1 variable in vehicle dataset :

    Vehicle |
    Related |
   Factor 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,230       92.30       92.30
          1 |        228        2.28       94.58
          2 |         98        0.98       95.56
          3 |         21        0.21       95.77
          4 |          4        0.04       95.81
          5 |         35        0.35       96.16
          6 |          2        0.02       96.18
          7 |         22        0.22       96.40
          8 |          6        0.06       96.46
          9 |         13        0.13       96.59
         11 |          2        0.02       96.61
         12 |          1        0.01       96.62
         13 |          2        0.02       96.64
         14 |         10        0.10       96.74
         15 |          3        0.03       96.77
         99 |        323        3.23      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Apr 2016