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

   previous |
   recorded |
suspensions |
        and |
revocations |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,307       83.07       83.07
          1 |        694        6.94       90.01
          2 |        302        3.02       93.03
          3 |        119        1.19       94.22
          4 |         73        0.73       94.95
          5 |         38        0.38       95.33
          6 |         24        0.24       95.57
          7 |         17        0.17       95.74
          8 |         10        0.10       95.84
          9 |          4        0.04       95.88
         10 |          6        0.06       95.94
         11 |          1        0.01       95.95
         13 |          3        0.03       95.98
         14 |          1        0.01       95.99
         16 |          1        0.01       96.00
         99 |        339        3.39       99.39
        998 |         61        0.61      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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