Frequencies for first 10,000 rows of drg5ing1 variable in namcs1999 dataset : ingredient | code #1 for | medication | #5 | Freq. Percent Cum. ------------+----------------------------------- | 9,937 99.37 99.37 50000 | 1 0.01 99.38 50005 | 14 0.14 99.52 50088 | 1 0.01 99.53 50260 | 1 0.01 99.54 50410 | 3 0.03 99.57 50420 | 1 0.01 99.58 50550 | 1 0.01 99.59 50585 | 1 0.01 99.60 50770 | 2 0.02 99.62 51130 | 3 0.03 99.65 51670 | 1 0.01 99.66 52028 | 1 0.01 99.67 52075 | 1 0.01 99.68 52355 | 2 0.02 99.70 52450 | 4 0.04 99.74 52645 | 5 0.05 99.79 52650 | 1 0.01 99.80 52885 | 1 0.01 99.81 52990 | 4 0.04 99.85 53720 | 1 0.01 99.86 53780 | 4 0.04 99.90 53995 | 1 0.01 99.91 54915 | 1 0.01 99.92 55555 | 5 0.05 99.97 56193 | 1 0.01 99.98 56345 | 1 0.01 99.99 80004 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016