Frequencies for first 10,000 rows of drg3ing3 variable in namcs1996 dataset : ingredient | code #3 for | medication | #3 | Freq. Percent Cum. ------------+----------------------------------- | 9,903 99.03 99.03 50637 | 1 0.01 99.04 50745 | 13 0.13 99.17 51223 | 1 0.01 99.18 51443 | 1 0.01 99.19 52647 | 1 0.01 99.20 52908 | 6 0.06 99.26 53175 | 7 0.07 99.33 53895 | 1 0.01 99.34 54325 | 1 0.01 99.35 54328 | 1 0.01 99.36 54395 | 8 0.08 99.44 54400 | 2 0.02 99.46 54455 | 4 0.04 99.50 54465 | 14 0.14 99.64 54595 | 7 0.07 99.71 54890 | 1 0.01 99.72 54960 | 1 0.01 99.73 54995 | 3 0.03 99.76 55080 | 1 0.01 99.77 55105 | 11 0.11 99.88 55130 | 5 0.05 99.93 55240 | 2 0.02 99.95 55745 | 1 0.01 99.96 55755 | 2 0.02 99.98 55770 | 1 0.01 99.99 57028 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016