Frequencies for first 10,000 rows of drg6ing1 variable in nhamcsopd2001 dataset : ingredient | code #1 for | medication | #6 | Freq. Percent Cum. ------------+----------------------------------- | 9,933 99.33 99.33 50000 | 1 0.01 99.34 50005 | 11 0.11 99.45 50260 | 1 0.01 99.46 50450 | 1 0.01 99.47 50585 | 1 0.01 99.48 50690 | 1 0.01 99.49 50776 | 1 0.01 99.50 50899 | 1 0.01 99.51 51100 | 1 0.01 99.52 51200 | 1 0.01 99.53 51520 | 1 0.01 99.54 51670 | 1 0.01 99.55 51868 | 1 0.01 99.56 52045 | 1 0.01 99.57 52075 | 2 0.02 99.59 52354 | 1 0.01 99.60 52447 | 1 0.01 99.61 52450 | 1 0.01 99.62 52645 | 1 0.01 99.63 52790 | 1 0.01 99.64 52883 | 4 0.04 99.68 53255 | 1 0.01 99.69 53780 | 16 0.16 99.85 55555 | 10 0.10 99.95 56193 | 2 0.02 99.97 56261 | 2 0.02 99.99 56345 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016