Frequencies for first 10,000 rows of cigar variable in natl1998 dataset :

    Average |
  Number of |
 Cigarettes |
    Per Day |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,761       87.61       87.61
          1 |         27        0.27       87.88
          2 |         54        0.54       88.42
          3 |         62        0.62       89.04
          4 |         38        0.38       89.42
          5 |        131        1.31       90.73
          6 |         26        0.26       90.99
          7 |         21        0.21       91.20
          8 |         29        0.29       91.49
          9 |          1        0.01       91.50
         10 |        421        4.21       95.71
         11 |          3        0.03       95.74
         12 |         15        0.15       95.89
         14 |          1        0.01       95.90
         15 |         41        0.41       96.31
         16 |          2        0.02       96.33
         18 |          1        0.01       96.34
         20 |        294        2.94       99.28
         22 |          1        0.01       99.29
         24 |          1        0.01       99.30
         25 |          6        0.06       99.36
         28 |          1        0.01       99.37
         30 |         20        0.20       99.57
         31 |          1        0.01       99.58
         40 |         13        0.13       99.71
         44 |          1        0.01       99.72
         60 |          1        0.01       99.73
         99 |         27        0.27      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015