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

   Previous |
   Recorded |
Suspensions |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,173       81.73       81.73
          1 |        653        6.53       88.26
          2 |        235        2.35       90.61
          3 |        111        1.11       91.72
          4 |         37        0.37       92.09
          5 |         30        0.30       92.39
          6 |          9        0.09       92.48
          7 |          3        0.03       92.51
          8 |          3        0.03       92.54
          9 |          2        0.02       92.56
         10 |          2        0.02       92.58
         11 |          1        0.01       92.59
         99 |        741        7.41      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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