Frequencies for typeofmedicarehealthplan variable in snp2016 dataset :

     Type of |
    Medicare |
 Health Plan |      Freq.     Percent        Cum.
-------------+-----------------------------------
   Local HMO |      5,971       71.03       71.03
   Local PPO |        416        4.95       75.98
Regional PPO |      2,019       24.02      100.00
-------------+-----------------------------------
       Total |      8,406      100.00

by Jean Roth , jroth@nber.org , 19 Sep 2018