Frequencies for first 10,000 rows of tobuse variable in natl2008 dataset :

Tobacco Use |
        RFP |
667=f_tobac |
          U |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,242       12.42       12.42
          2 |      8,753       87.53       99.95
          9 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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