Frequencies for typeofadditionaldrugcoverag variable in pdp2011 dataset :

   Type of Additional Drug |
   Coverage Offered in the |
                       Gap |      Freq.     Percent        Cum.
---------------------------+-----------------------------------
              All Generics |          7        0.48        0.48
              Few Generics |         51        3.52        4.00
             Many Generics |        190       13.10       17.10
Many Generics, Some Brands |         56        3.86       20.97
                      None |        939       64.76       85.72
             Some Generics |        156       10.76       96.48
Some Generics, Some Brands |         51        3.52      100.00
---------------------------+-----------------------------------
                     Total |      1,450      100.00

by Jean Roth , jroth@nber.org , 14 Apr 2016