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

   PREVIOUS |
SUSPENSIONS |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,347       83.47       83.47
          1 |        592        5.92       89.39
          2 |        285        2.85       92.24
          3 |        145        1.45       93.69
          4 |         87        0.87       94.56
          5 |         26        0.26       94.82
          6 |         19        0.19       95.01
          7 |         13        0.13       95.14
          8 |         11        0.11       95.25
          9 |          9        0.09       95.34
         10 |          4        0.04       95.38
         11 |          3        0.03       95.41
         12 |          1        0.01       95.42
         13 |          1        0.01       95.43
         14 |          1        0.01       95.44
         16 |          1        0.01       95.45
         24 |          1        0.01       95.46
         25 |          1        0.01       95.47
         39 |          1        0.01       95.48
         99 |        373        3.73       99.21
          . |         79        0.79      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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