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

   PREVIOUS |
SUSPENSIONS |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,321       83.21       83.21
          1 |        650        6.50       89.71
          2 |        243        2.43       92.14
          3 |        102        1.02       93.16
          4 |         60        0.60       93.76
          5 |         25        0.25       94.01
          6 |         20        0.20       94.21
          7 |         12        0.12       94.33
          8 |          7        0.07       94.40
          9 |          6        0.06       94.46
         10 |          1        0.01       94.47
         11 |          1        0.01       94.48
         13 |          1        0.01       94.49
         14 |          3        0.03       94.52
         15 |          1        0.01       94.53
         99 |        485        4.85       99.38
          . |         62        0.62      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016