Frequencies for first 10,000 rows of drg2ing3 variable in namcs1999 dataset : ingredient | code #3 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,882 98.82 98.82 50745 | 3 0.03 98.85 52650 | 1 0.01 98.86 52720 | 1 0.01 98.87 52885 | 1 0.01 98.88 52908 | 2 0.02 98.90 53003 | 1 0.01 98.91 53175 | 2 0.02 98.93 53530 | 6 0.06 98.99 53640 | 1 0.01 99.00 53895 | 2 0.02 99.02 54328 | 3 0.03 99.05 54330 | 1 0.01 99.06 54455 | 8 0.08 99.14 54465 | 19 0.19 99.33 54595 | 13 0.13 99.46 54860 | 1 0.01 99.47 54960 | 8 0.08 99.55 54990 | 1 0.01 99.56 54995 | 9 0.09 99.65 55105 | 2 0.02 99.67 55130 | 8 0.08 99.75 55145 | 1 0.01 99.76 55240 | 1 0.01 99.77 55315 | 1 0.01 99.78 55610 | 3 0.03 99.81 55623 | 1 0.01 99.82 55710 | 1 0.01 99.83 55725 | 1 0.01 99.84 56195 | 2 0.02 99.86 56265 | 1 0.01 99.87 59803 | 13 0.13 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016