Frequencies for first 10,000 rows of drg3ing1 variable in nhamcsed1996 dataset : ingredient | code #1 for | drug #3 | Freq. Percent Cum. ------------+----------------------------------- | 9,725 97.25 97.25 50000 | 3 0.03 97.28 50005 | 116 1.16 98.44 50145 | 27 0.27 98.71 50260 | 12 0.12 98.83 50275 | 2 0.02 98.85 50325 | 3 0.03 98.88 50410 | 4 0.04 98.92 50420 | 15 0.15 99.07 50450 | 3 0.03 99.10 50460 | 1 0.01 99.11 50806 | 7 0.07 99.18 50899 | 1 0.01 99.19 51200 | 1 0.01 99.20 51340 | 4 0.04 99.24 51670 | 2 0.02 99.26 51675 | 7 0.07 99.33 51689 | 1 0.01 99.34 51910 | 1 0.01 99.35 52023 | 1 0.01 99.36 52040 | 2 0.02 99.38 52045 | 1 0.01 99.39 52065 | 3 0.03 99.42 52070 | 2 0.02 99.44 52490 | 4 0.04 99.48 52645 | 4 0.04 99.52 52650 | 1 0.01 99.53 52655 | 3 0.03 99.56 52955 | 1 0.01 99.57 52990 | 3 0.03 99.60 53780 | 5 0.05 99.65 53895 | 6 0.06 99.71 54160 | 1 0.01 99.72 54385 | 2 0.02 99.74 54508 | 1 0.01 99.75 54713 | 3 0.03 99.78 54960 | 1 0.01 99.79 55555 | 18 0.18 99.97 55835 | 2 0.02 99.99 56193 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016