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

   Previous |
   Recorded |
Suspensions |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,689       86.89       86.89
          1 |        482        4.82       91.71
          2 |        114        1.14       92.85
          3 |         24        0.24       93.09
          4 |          3        0.03       93.12
          5 |          2        0.02       93.14
          6 |          1        0.01       93.15
          8 |          1        0.01       93.16
         99 |        684        6.84      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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