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

 REC: Any other |
time authorized |
 to recieve SSI |      Freq.     Percent        Cum.
----------------+-----------------------------------
Not in Universe |      9,788       97.88       97.88
            Yes |         39        0.39       98.27
             No |        173        1.73      100.00
----------------+-----------------------------------
          Total |     10,000      100.00

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