Frequencies for first 10,000 rows of drunk_dr variable in accident dataset :

      DRUNK |
    DRIVERS |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,358       63.58       63.58
          1 |      3,048       30.48       94.06
          2 |        481        4.81       98.87
          3 |         84        0.84       99.71
          4 |         20        0.20       99.91
          5 |          6        0.06       99.97
          6 |          1        0.01       99.98
          8 |          1        0.01       99.99
          9 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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