Frequencies for first 10,000 rows of cig_rec6 variable in natlterr2010 dataset :

 Cigarettes |
   Recode U |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      3,089       30.89       30.89
          1 |         90        0.90       31.79
          2 |        148        1.48       33.27
          3 |         38        0.38       33.65
          4 |          6        0.06       33.71
          5 |          1        0.01       33.72
          6 |      1,284       12.84       46.56
          . |      5,344       53.44      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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