Frequencies for first 10,000 rows of drg3ing1 variable in nhamcsed1999 dataset : ingredient | code #1 for | drug #3 | Freq. Percent Cum. ------------+----------------------------------- | 9,708 97.08 97.08 50000 | 5 0.05 97.13 50005 | 146 1.46 98.59 50025 | 1 0.01 98.60 50088 | 1 0.01 98.61 50145 | 18 0.18 98.79 50260 | 8 0.08 98.87 50275 | 3 0.03 98.90 50305 | 1 0.01 98.91 50325 | 2 0.02 98.93 50410 | 2 0.02 98.95 50420 | 10 0.10 99.05 50450 | 4 0.04 99.09 50460 | 2 0.02 99.11 50498 | 1 0.01 99.12 50755 | 1 0.01 99.13 50806 | 3 0.03 99.16 50899 | 2 0.02 99.18 50900 | 7 0.07 99.25 51340 | 7 0.07 99.32 51670 | 3 0.03 99.35 51675 | 7 0.07 99.42 51910 | 9 0.09 99.51 52023 | 1 0.01 99.52 52035 | 1 0.01 99.53 52065 | 2 0.02 99.55 52070 | 1 0.01 99.56 52450 | 2 0.02 99.58 52490 | 2 0.02 99.60 52615 | 3 0.03 99.63 52645 | 3 0.03 99.66 52650 | 3 0.03 99.69 52655 | 3 0.03 99.72 52955 | 1 0.01 99.73 52990 | 2 0.02 99.75 53325 | 1 0.01 99.76 53780 | 5 0.05 99.81 53895 | 6 0.06 99.87 53915 | 1 0.01 99.88 54385 | 1 0.01 99.89 55555 | 10 0.10 99.99 56261 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016