Frequencies for first 10,000 rows of typeofadditionalcoverageoff variable in ma2013 dataset :

  Type of Additional Coverage |
           Offered in the Gap |      Freq.     Percent        Cum.
------------------------------+-----------------------------------
                              |      7,089       70.89       70.89
                 All Generics |         10        0.10       70.99
  All Generics and All Brands |          2        0.02       71.01
  All Generics and Few Brands |         46        0.46       71.47
     All Generics, Few Brands |         38        0.38       71.85
        Call plan for details |          8        0.08       71.93
                 Few Generics |        124        1.24       73.17
  Few Generics and Few Brands |        254        2.54       75.71
     Few Generics, Few Brands |        208        2.08       77.79
                Many Generics |        213        2.13       79.92
    Many Generics, Few Brands |         22        0.22       80.14
              No Gap Coverage |      1,620       16.20       96.34
                Some Generics |        338        3.38       99.72
 Some Generics and Few Brands |         12        0.12       99.84
    Some Generics, Few Brands |         16        0.16      100.00
------------------------------+-----------------------------------
                        Total |     10,000      100.00

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