Frequencies for first 10,000 rows of ma_mayears variable in mcbsatc2013 dataset

      Years |
enrolled in |
   Medicare |
  Advantage |      Freq.     Percent        Cum.
------------+-----------------------------------
         -8 |        272        2.72        2.72
         -7 |          3        0.03        2.75
          1 |        116        1.16        3.91
          2 |        476        4.76        8.67
          3 |        605        6.05       14.72
          4 |        602        6.02       20.74
          5 |        819        8.19       28.93
          . |      7,107       71.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 24 May 2016