Frequencies for first 10,000 rows of ownsr variable in namcs2014 dataset :

       Who owns the practice? - recoded |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                  Blank |        272        2.72        2.72
                                Unknown |         29        0.29        3.01
           Physician or physician group |      7,991       79.91       82.92
Medical/academic health center; Communi |        780        7.80       90.72
Insurance company, health plan, or HMO; |        928        9.28      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017