Frequencies for first 10,000 rows of drg6ing1 variable in namcs2003 dataset : ingredient | code #1 for | medication | #6 | Freq. Percent Cum. ------------+----------------------------------- | 9,944 99.44 99.44 50002 | 1 0.01 99.45 50005 | 10 0.10 99.55 50145 | 1 0.01 99.56 50260 | 2 0.02 99.58 50776 | 1 0.01 99.59 50785 | 1 0.01 99.60 50899 | 1 0.01 99.61 50933 | 1 0.01 99.62 51250 | 1 0.01 99.63 52045 | 1 0.01 99.64 52354 | 3 0.03 99.67 52645 | 10 0.10 99.77 52883 | 4 0.04 99.81 53780 | 10 0.10 99.91 53805 | 2 0.02 99.93 56193 | 1 0.01 99.94 57058 | 1 0.01 99.95 57084 | 1 0.01 99.96 57122 | 1 0.01 99.97 57192 | 1 0.01 99.98 70217 | 1 0.01 99.99 70402 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016