Frequencies for s2_19 variable in hcris2552_96_2011 dataset :

      s2_19 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         20       58.82       58.82
          2 |          4       11.76       70.59
          5 |          3        8.82       79.41
          9 |          1        2.94       82.35
          . |          6       17.65      100.00
------------+-----------------------------------
      Total |         34      100.00

by Jean Roth , jroth@nber.org , 2 Sep 2018