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

      DRUNK |
    DRIVERS |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,535       65.35       65.35
          1 |      2,934       29.34       94.69
          2 |        450        4.50       99.19
          3 |         50        0.50       99.69
          4 |         26        0.26       99.95
          5 |          4        0.04       99.99
          7 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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