Frequencies for first 10,000 rows of typeofextracoverageoffered variable in snp2008 dataset : Type of Extra Coverage Offered in the | Gap | Freq. Percent Cum. ----------------------------------------+----------------------------------- All Drugs on Your Formulary | 386 3.86 3.86 All Generics | 892 8.92 12.78 All Generics and All Brands | 82 0.82 13.60 All Generics and All Preferred Brands | 41 0.41 14.01 All Generics and Some Brands | 732 7.32 21.33 All Preferred Generics | 358 3.58 24.91 All Preferred Generics and All Prefer.. | 22 0.22 25.13 All Preferred Generics and Some Brands | 34 0.34 25.47 All Preferred Generics and Some Other.. | 46 0.46 25.93 No Gap Coverage | 4,900 49.00 74.93 Some Generics | 27 0.27 75.20 Some Generics and Some Brands | 2,480 24.80 100.00 ----------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 14 Apr 2016