Frequencies for first 10,000 rows of prov1575 variable in pos2009 dataset :

PARTICIPATI |
    NG CODE |
      (Y,N) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,560       85.60       85.60
          N |         89        0.89       86.49
          Y |      1,351       13.51      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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