Frequencies for first 10,000 rows of drg2ing3 variable in namcs1996 dataset : ingredient | code #3 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,711 97.11 97.11 50637 | 1 0.01 97.12 50745 | 17 0.17 97.29 51443 | 1 0.01 97.30 51670 | 9 0.09 97.39 52035 | 1 0.01 97.40 52045 | 1 0.01 97.41 52655 | 1 0.01 97.42 52908 | 7 0.07 97.49 53175 | 7 0.07 97.56 53530 | 4 0.04 97.60 53720 | 1 0.01 97.61 53895 | 2 0.02 97.63 53915 | 1 0.01 97.64 53995 | 1 0.01 97.65 54050 | 1 0.01 97.66 54325 | 5 0.05 97.71 54328 | 4 0.04 97.75 54330 | 2 0.02 97.77 54395 | 14 0.14 97.91 54400 | 2 0.02 97.93 54455 | 2 0.02 97.95 54465 | 72 0.72 98.67 54468 | 3 0.03 98.70 54480 | 1 0.01 98.71 54595 | 37 0.37 99.08 54770 | 1 0.01 99.09 54860 | 1 0.01 99.10 54890 | 1 0.01 99.11 54960 | 7 0.07 99.18 54990 | 2 0.02 99.20 54995 | 29 0.29 99.49 55105 | 15 0.15 99.64 55130 | 13 0.13 99.77 55240 | 2 0.02 99.79 55315 | 1 0.01 99.80 55320 | 1 0.01 99.81 55623 | 3 0.03 99.84 55955 | 1 0.01 99.85 56020 | 1 0.01 99.86 56185 | 1 0.01 99.87 56193 | 3 0.03 99.90 56195 | 8 0.08 99.98 57122 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016