Frequencies for first 10,000 rows of eaplssi variable in sippp08putm1 dataset :

      REC: Ever |
applied for SSI |
        program |      Freq.     Percent        Cum.
----------------+-----------------------------------
Not in Universe |      2,713       27.13       27.13
            Yes |        196        1.96       29.09
             No |      7,091       70.91      100.00
----------------+-----------------------------------
          Total |     10,000      100.00

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