Frequencies for first 10,000 rows of psych_unit_sw variable in pos2017 dataset 

Psychiatric |
       Unit |
  Indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,471       84.71       84.71
          N |      1,211       12.11       96.82
          Y |        318        3.18      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 9 Jan 2018