Frequencies for first 10,000 rows of drg2ing3 variable in namcs2000 dataset : ingredient | code #3 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,822 98.22 98.22 50745 | 8 0.08 98.30 51670 | 1 0.01 98.31 52035 | 3 0.03 98.34 52190 | 1 0.01 98.35 52490 | 2 0.02 98.37 52647 | 1 0.01 98.38 52650 | 1 0.01 98.39 52908 | 1 0.01 98.40 52955 | 1 0.01 98.41 53175 | 1 0.01 98.42 54328 | 22 0.22 98.64 54395 | 2 0.02 98.66 54400 | 1 0.01 98.67 54455 | 14 0.14 98.81 54465 | 27 0.27 99.08 54468 | 16 0.16 99.24 54595 | 5 0.05 99.29 54755 | 1 0.01 99.30 54860 | 1 0.01 99.31 54960 | 4 0.04 99.35 54990 | 2 0.02 99.37 54995 | 12 0.12 99.49 55130 | 16 0.16 99.65 55145 | 1 0.01 99.66 55550 | 1 0.01 99.67 56193 | 1 0.01 99.68 56445 | 2 0.02 99.70 59803 | 25 0.25 99.95 70011 | 5 0.05 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016