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

    Vehicle |
    Related |
   Factor 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,603       96.03       96.03
          1 |          6        0.06       96.09
          2 |          7        0.07       96.16
          3 |          2        0.02       96.18
          5 |          1        0.01       96.19
          7 |          2        0.02       96.21
          8 |          3        0.03       96.24
          9 |          3        0.03       96.27
         14 |          2        0.02       96.29
         99 |        371        3.71      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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