Frequencies for first 10,000 rows of FED_PGM_SPRT_SW variable in pos2011 dataset :

    Federal |
    Program |
    Support |      Freq.     Percent        Cum.
------------+-----------------------------------
            |        354        3.54        3.54
          N |      9,574       95.74       99.28
          Y |         72        0.72      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 19 Apr 2019