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

    Vehicle |
    Related |
   Factor 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,263       92.63       92.63
          1 |         10        0.10       92.73
          2 |         17        0.17       92.90
          3 |         11        0.11       93.01
          4 |          6        0.06       93.07
          5 |          4        0.04       93.11
          7 |          5        0.05       93.16
          8 |          1        0.01       93.17
          9 |          8        0.08       93.25
         10 |          1        0.01       93.26
         11 |          1        0.01       93.27
         14 |          2        0.02       93.29
         18 |          9        0.09       93.38
         31 |          8        0.08       93.46
         33 |          2        0.02       93.48
         99 |        652        6.52      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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