Frequencies for first 10,000 rows of prov1530 variable in pos1993 dataset :

    subunit |
  operation |
  indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,870       88.70       88.70
          N |      1,105       11.05       99.75
          Y |         25        0.25      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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