Frequencies for first 10,000 rows of tobuse variable in natlterr2006 dataset :

Tobacco Use |
        RFP |
667=f_tobac |
          U |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        506        5.06        5.06
          2 |      4,303       43.03       48.09
          9 |      1,466       14.66       62.75
          . |      3,725       37.25      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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