Frequencies for first 10,000 rows of drg1ing3 variable in nhamcsopd1994 dataset : ingredient | code #3 for | medication | #1 | Freq. Percent Cum. ------------+----------------------------------- | 9,661 96.61 96.61 50637 | 5 0.05 96.66 50745 | 17 0.17 96.83 52908 | 2 0.02 96.85 53175 | 3 0.03 96.88 53190 | 1 0.01 96.89 53895 | 2 0.02 96.91 53915 | 2 0.02 96.93 54193 | 1 0.01 96.94 54325 | 13 0.13 97.07 54330 | 3 0.03 97.10 54395 | 1 0.01 97.11 54455 | 3 0.03 97.14 54465 | 10 0.10 97.24 54480 | 1 0.01 97.25 54595 | 12 0.12 97.37 54990 | 11 0.11 97.48 54995 | 3 0.03 97.51 55105 | 179 1.79 99.30 55108 | 1 0.01 99.31 55130 | 32 0.32 99.63 55240 | 8 0.08 99.71 55745 | 2 0.02 99.73 55755 | 12 0.12 99.85 55910 | 3 0.03 99.88 56192 | 2 0.02 99.90 56193 | 1 0.01 99.91 56300 | 1 0.01 99.92 57028 | 1 0.01 99.93 57058 | 6 0.06 99.99 57122 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016