Frequencies for first 10,000 rows of ownsmg variable in nhamcsed1996 dataset :

     hospital ownership |      Freq.     Percent        Cum.
------------------------+-----------------------------------
   Voluntary non-profit |      6,887       68.87       68.87
Government, non-Federal |      1,532       15.32       84.19
            Proprietary |      1,581       15.81      100.00
------------------------+-----------------------------------
                  Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016