Frequencies for first 10,000 rows of prov1530 variable in pos2009 dataset :

    SUBUNIT |
  OPERATION |
  INDICATOR |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,205       82.05       82.05
          N |      1,771       17.71       99.76
          Y |         24        0.24      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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