Frequencies for first 10,000 rows of drg2ing3 variable in namcs1994 dataset : ingredient | code #3 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,779 97.79 97.79 50637 | 1 0.01 97.80 50745 | 26 0.26 98.06 51340 | 1 0.01 98.07 52035 | 1 0.01 98.08 52647 | 2 0.02 98.10 52908 | 5 0.05 98.15 53175 | 4 0.04 98.19 53530 | 2 0.02 98.21 53895 | 3 0.03 98.24 53915 | 2 0.02 98.26 54325 | 2 0.02 98.28 54330 | 1 0.01 98.29 54395 | 4 0.04 98.33 54400 | 1 0.01 98.34 54455 | 12 0.12 98.46 54465 | 74 0.74 99.20 54468 | 5 0.05 99.25 54595 | 11 0.11 99.36 54700 | 2 0.02 99.38 54860 | 7 0.07 99.45 54960 | 10 0.10 99.55 54990 | 2 0.02 99.57 54995 | 16 0.16 99.73 55130 | 9 0.09 99.82 55240 | 6 0.06 99.88 55755 | 1 0.01 99.89 55770 | 9 0.09 99.98 56192 | 1 0.01 99.99 57058 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016