Frequencies for first 10,000 rows of drg1ing3 variable in namcs2000 dataset : ingredient | code #3 for | medication | #1 | Freq. Percent Cum. ------------+----------------------------------- | 9,713 97.13 97.13 50637 | 2 0.02 97.15 50745 | 4 0.04 97.19 51670 | 4 0.04 97.23 52035 | 2 0.02 97.25 52422 | 1 0.01 97.26 52655 | 1 0.01 97.27 52908 | 4 0.04 97.31 53070 | 2 0.02 97.33 53118 | 1 0.01 97.34 53175 | 4 0.04 97.38 53325 | 1 0.01 97.39 53650 | 1 0.01 97.40 53895 | 1 0.01 97.41 53905 | 2 0.02 97.43 54050 | 1 0.01 97.44 54328 | 100 1.00 98.44 54385 | 1 0.01 98.45 54395 | 2 0.02 98.47 54455 | 10 0.10 98.57 54465 | 18 0.18 98.75 54468 | 2 0.02 98.77 54595 | 4 0.04 98.81 54735 | 1 0.01 98.82 54749 | 1 0.01 98.83 54755 | 2 0.02 98.85 54960 | 4 0.04 98.89 54990 | 2 0.02 98.91 54995 | 11 0.11 99.02 55105 | 16 0.16 99.18 55130 | 40 0.40 99.58 55240 | 4 0.04 99.62 55645 | 1 0.01 99.63 55725 | 1 0.01 99.64 56192 | 2 0.02 99.66 56445 | 4 0.04 99.70 57166 | 1 0.01 99.71 57168 | 1 0.01 99.72 59629 | 4 0.04 99.76 59803 | 11 0.11 99.87 70011 | 13 0.13 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016