Frequencies for s3_1_c1_01100 variable in hcris2552_96_1995 dataset :

s3_1_c1_011 |
         00 |      Freq.     Percent        Cum.
------------+-----------------------------------
          9 |          1       50.00       50.00
         10 |          1       50.00      100.00
------------+-----------------------------------
      Total |          2      100.00

by Jean Roth , jroth@nber.org , 6 Sep 2018