Frequencies for first 10,000 rows of psych_unit_sw variable in pos2015 dataset 

Psychiatric |
       Unit |
  Indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,490       84.90       84.90
          N |      1,194       11.94       96.84
          Y |        316        3.16      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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