Frequencies for first 10,000 rows of typeofmedicarehealthplan variable in ma2017 dataset :

       Type of |
      Medicare |
   Health Plan |      Freq.     Percent        Cum.
---------------+-----------------------------------
               |          2        0.02        0.02
          Cost |        253        2.53        2.55
        Cost * |        391        3.91        6.46
     Local HMO |      3,616       36.16       42.62
   Local HMO * |        666        6.66       49.28
     Local PPO |      1,544       15.44       64.72
   Local PPO * |        178        1.78       66.50
          PFFS |        533        5.33       71.83
        PFFS * |        336        3.36       75.19
  Regional PPO |      1,560       15.60       90.79
Regional PPO * |        921        9.21      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

by Jean Roth , jroth@nber.org ,