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

    Genital |
 Herpes RFP |
685=f_urf_h |
    erpes U |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          8        0.08        0.08
          2 |      4,788       47.88       47.96
          9 |      1,479       14.79       62.75
          . |      3,725       37.25      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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