Frequencies for first 10,000 rows of fed_pgm_sprt_sw variable in pos2008 dataset :

    federal |
    program |
    support |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,343       93.43       93.43
          N |        580        5.80       99.23
          Y |         77        0.77      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017