Frequencies for first 10,000 rows of prov1550 variable in pos1991 dataset :

   regional |
override #2 |
 (staffing) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,854       98.54       98.54
          Y |        146        1.46      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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