Frequencies for first 10,000 rows of typeofadditionalcoverageoff variable in planreport2013 dataset :

  Type of Additional Coverage |
           Offered in the Gap |      Freq.     Percent        Cum.
------------------------------+-----------------------------------
                              |      7,776       77.76       77.76
  All Generics and Few Brands |          5        0.05       77.81
     All Generics, Few Brands |          1        0.01       77.82
                 Few Generics |        105        1.05       78.87
  Few Generics and Few Brands |        241        2.41       81.28
     Few Generics, Few Brands |        196        1.96       83.24
                Many Generics |         86        0.86       84.10
              No Gap Coverage |      1,297       12.97       97.07
                Some Generics |        291        2.91       99.98
 Some Generics and Few Brands |          1        0.01       99.99
    Some Generics, Few Brands |          1        0.01      100.00
------------------------------+-----------------------------------
                        Total |     10,000      100.00

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