Frequencies for first 10,000 rows of drink variable in natl1989 dataset :

    Average |
  Number of |
 Drinks Per |
       Week |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,615       96.15       96.15
          1 |         29        0.29       96.44
          2 |         21        0.21       96.65
          3 |          9        0.09       96.74
          4 |          4        0.04       96.78
          5 |          5        0.05       96.83
          6 |          3        0.03       96.86
          8 |          1        0.01       96.87
         12 |          1        0.01       96.88
         21 |          1        0.01       96.89
         99 |        311        3.11      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 3 Jan 2016