Frequencies for first 10,000 rows of drg6ing1 variable in namcs2000 dataset : ingredient | code #1 for | medication | #6 | Freq. Percent Cum. ------------+----------------------------------- | 9,955 99.55 99.55 50005 | 16 0.16 99.71 50088 | 2 0.02 99.73 50145 | 2 0.02 99.75 50260 | 1 0.01 99.76 51130 | 1 0.01 99.77 51340 | 1 0.01 99.78 51910 | 2 0.02 99.80 52045 | 1 0.01 99.81 52075 | 3 0.03 99.84 52450 | 1 0.01 99.85 52645 | 7 0.07 99.92 52990 | 1 0.01 99.93 53780 | 6 0.06 99.99 56193 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016