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

    RELATED |
   FACTOR 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,224       92.24       92.24
          1 |        136        1.36       93.60
          2 |         24        0.24       93.84
          4 |          8        0.08       93.92
          5 |          7        0.07       93.99
          7 |          4        0.04       94.03
          8 |          2        0.02       94.05
          9 |          3        0.03       94.08
         10 |          1        0.01       94.09
         12 |          1        0.01       94.10
         13 |          1        0.01       94.11
         14 |          1        0.01       94.12
         15 |          1        0.01       94.13
         16 |          4        0.04       94.17
         17 |          1        0.01       94.18
         18 |          3        0.03       94.21
         19 |          3        0.03       94.24
         31 |        460        4.60       98.84
         32 |         47        0.47       99.31
         33 |          1        0.01       99.32
         35 |          5        0.05       99.37
         36 |         11        0.11       99.48
         39 |          1        0.01       99.49
         41 |          3        0.03       99.52
         42 |          7        0.07       99.59
         99 |         41        0.41      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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