Frequencies for first 10,000 rows of hosp_lab_excptn_sw variable in posclia2018 dataset :

   Multiple |
       Site |
 Exception: |
   Hospital |
 Campus Ind |      Freq.     Percent        Cum.
------------+-----------------------------------
          N |      9,955       99.55       99.55
          Y |         45        0.45      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Feb 2019