Frequencies for first 10,000 rows of prov1530 variable in pos1995 dataset :

    subunit |
  operation |
  indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,740       87.40       87.40
          N |      1,228       12.28       99.68
          Y |         32        0.32      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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