Frequencies for first 10,000 rows of cigar variable in natl2000 dataset :

    Average |
  Number of |
 Cigarettes |
    Per Day |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,701       87.01       87.01
          1 |         38        0.38       87.39
          2 |         51        0.51       87.90
          3 |         63        0.63       88.53
          4 |         57        0.57       89.10
          5 |        111        1.11       90.21
          6 |         42        0.42       90.63
          7 |         25        0.25       90.88
          8 |         32        0.32       91.20
          9 |          6        0.06       91.26
         10 |        452        4.52       95.78
         11 |          5        0.05       95.83
         12 |         11        0.11       95.94
         13 |          2        0.02       95.96
         14 |          1        0.01       95.97
         15 |         55        0.55       96.52
         16 |          1        0.01       96.53
         17 |          1        0.01       96.54
         20 |        269        2.69       99.23
         22 |          2        0.02       99.25
         24 |          1        0.01       99.26
         25 |          6        0.06       99.32
         30 |         24        0.24       99.56
         35 |          2        0.02       99.58
         40 |          8        0.08       99.66
         60 |          1        0.01       99.67
         99 |         33        0.33      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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