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

   Previous |
   Recorded |
Suspensions |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,528       85.28       85.28
          1 |        441        4.41       89.69
          2 |         98        0.98       90.67
          3 |         20        0.20       90.87
          4 |          8        0.08       90.95
          5 |          4        0.04       90.99
          6 |          1        0.01       91.00
         99 |        900        9.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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