Frequencies for first 10,000 rows of drg1ing3 variable in namcs1998 dataset : ingredient | code #3 for | medication | #1 | Freq. Percent Cum. ------------+----------------------------------- | 9,611 96.11 96.11 50637 | 7 0.07 96.18 50745 | 13 0.13 96.31 51340 | 1 0.01 96.32 51670 | 1 0.01 96.33 52035 | 3 0.03 96.36 52908 | 4 0.04 96.40 53175 | 13 0.13 96.53 53720 | 1 0.01 96.54 53895 | 9 0.09 96.63 53905 | 1 0.01 96.64 53915 | 1 0.01 96.65 53965 | 2 0.02 96.67 54050 | 1 0.01 96.68 54160 | 1 0.01 96.69 54325 | 8 0.08 96.77 54328 | 90 0.90 97.67 54330 | 1 0.01 97.68 54395 | 8 0.08 97.76 54400 | 1 0.01 97.77 54455 | 9 0.09 97.86 54465 | 51 0.51 98.37 54468 | 1 0.01 98.38 54595 | 18 0.18 98.56 54755 | 3 0.03 98.59 54860 | 1 0.01 98.60 54960 | 11 0.11 98.71 54990 | 1 0.01 98.72 54995 | 19 0.19 98.91 55105 | 39 0.39 99.30 55130 | 40 0.40 99.70 55140 | 2 0.02 99.72 55240 | 5 0.05 99.77 55315 | 1 0.01 99.78 55320 | 2 0.02 99.80 55710 | 3 0.03 99.83 56185 | 1 0.01 99.84 56193 | 2 0.02 99.86 57058 | 3 0.03 99.89 57122 | 6 0.06 99.95 59629 | 1 0.01 99.96 59803 | 4 0.04 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016