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

 Cigarettes |
 Recode RFP |
575=f_tobac |
        o R |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      4,656       46.56       46.56
          N |      4,734       47.34       93.90
          U |        581        5.81       99.71
          Y |         29        0.29      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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