Frequencies for first 10,000 rows of drg5ing1 variable in namcs1994 dataset : ingredient | code #1 for | medication | #5 | Freq. Percent Cum. ------------+----------------------------------- | 9,942 99.42 99.42 50005 | 7 0.07 99.49 50145 | 2 0.02 99.51 50260 | 1 0.01 99.52 50410 | 3 0.03 99.55 50420 | 1 0.01 99.56 50585 | 1 0.01 99.57 50869 | 1 0.01 99.58 50933 | 2 0.02 99.60 51200 | 2 0.02 99.62 51340 | 1 0.01 99.63 51670 | 1 0.01 99.64 51910 | 1 0.01 99.65 51935 | 1 0.01 99.66 52028 | 1 0.01 99.67 52070 | 1 0.01 99.68 52355 | 1 0.01 99.69 52490 | 5 0.05 99.74 52615 | 2 0.02 99.76 52645 | 14 0.14 99.90 53780 | 7 0.07 99.97 53995 | 1 0.01 99.98 56185 | 1 0.01 99.99 56345 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016