Frequencies for first 10,000 rows of drg3ing3 variable in namcs1998 dataset : ingredient | code #3 for | medication | #3 | Freq. Percent Cum. ------------+----------------------------------- | 9,912 99.12 99.12 50637 | 2 0.02 99.14 50745 | 6 0.06 99.20 52035 | 2 0.02 99.22 53175 | 1 0.01 99.23 53915 | 1 0.01 99.24 54328 | 8 0.08 99.32 54395 | 2 0.02 99.34 54455 | 4 0.04 99.38 54465 | 10 0.10 99.48 54468 | 2 0.02 99.50 54595 | 4 0.04 99.54 54860 | 1 0.01 99.55 54960 | 1 0.01 99.56 54990 | 1 0.01 99.57 54995 | 3 0.03 99.60 55080 | 1 0.01 99.61 55105 | 5 0.05 99.66 55130 | 18 0.18 99.84 55140 | 2 0.02 99.86 55725 | 1 0.01 99.87 56193 | 4 0.04 99.91 56445 | 6 0.06 99.97 59803 | 3 0.03 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016