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

    Vehicle |
    Related |
   Factor 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,195       91.95       91.95
          1 |        262        2.62       94.57
          2 |         79        0.79       95.36
          3 |         10        0.10       95.46
          4 |          1        0.01       95.47
          5 |         22        0.22       95.69
          6 |          1        0.01       95.70
          7 |         28        0.28       95.98
          8 |         11        0.11       96.09
          9 |         10        0.10       96.19
         12 |          5        0.05       96.24
         14 |         11        0.11       96.35
         99 |        365        3.65      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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