Frequencies for first 10,000 rows of pgm_prtcptn_cd variable in pos2014 dataset

    Program |
Participati |
    on Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      4,886       48.86       48.86
          1 |        513        5.13       53.99
          2 |        741        7.41       61.40
          3 |      3,860       38.60      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016