Frequencies for typeofadditionalcoverageoff variable in snp2011 dataset :

        Type of Additional |
   Coverage Offered in the |
                       Gap |      Freq.     Percent        Cum.
---------------------------+-----------------------------------
              All Generics |        185        2.92        2.92
  All Generics, All Brands |         88        1.39        4.32
              Few Generics |         36        0.57        4.88
  Few Generics, Few Brands |         52        0.82        5.71
             Many Generics |        224        3.54        9.25
 Many Generics, Few Brands |          6        0.09        9.34
Many Generics, Some Brands |          3        0.05        9.39
                      None |      5,233       82.72       92.11
             Some Generics |        491        7.76       99.87
 Some Generics, Few Brands |          8        0.13      100.00
---------------------------+-----------------------------------
                     Total |      6,326      100.00

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