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

    Vehicle |
    Related |
   Factor 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,441       84.41       84.41
          1 |        283        2.83       87.24
          2 |        115        1.15       88.39
          3 |         11        0.11       88.50
          4 |          2        0.02       88.52
          5 |         35        0.35       88.87
          6 |          4        0.04       88.91
          7 |         27        0.27       89.18
          8 |          6        0.06       89.24
          9 |         21        0.21       89.45
         10 |          4        0.04       89.49
         11 |          1        0.01       89.50
         12 |          1        0.01       89.51
         14 |          9        0.09       89.60
         15 |          2        0.02       89.62
         16 |         11        0.11       89.73
         18 |         28        0.28       90.01
         31 |        375        3.75       93.76
         32 |          4        0.04       93.80
         99 |        620        6.20      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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