Frequencies for first 10,000 rows of prov1555 variable in pos1997 dataset :

   regional |
override #3 |
   (nurse - |
       bed) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,915       99.15       99.15
          Y |         85        0.85      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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