Frequencies for first 10,000 rows of veh_cf2 variable in vehicle dataset :

    Vehicle |
    Related |
   Factor 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,448       94.48       94.48
          1 |          5        0.05       94.53
          2 |         17        0.17       94.70
          3 |          7        0.07       94.77
          4 |          9        0.09       94.86
          5 |          2        0.02       94.88
          7 |          4        0.04       94.92
          8 |          2        0.02       94.94
          9 |          6        0.06       95.00
         10 |          1        0.01       95.01
         13 |          2        0.02       95.03
         18 |          2        0.02       95.05
         31 |          2        0.02       95.07
         99 |        493        4.93      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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