Frequencies for first 10,000 rows of drg3ing1 variable in nhamcsed1995 dataset : ingredient | code #1 for | drug #3 | Freq. Percent Cum. ------------+----------------------------------- | 9,758 97.58 97.58 50000 | 1 0.01 97.59 50005 | 96 0.96 98.55 50145 | 25 0.25 98.80 50260 | 7 0.07 98.87 50275 | 4 0.04 98.91 50325 | 2 0.02 98.93 50410 | 4 0.04 98.97 50418 | 1 0.01 98.98 50420 | 15 0.15 99.13 50450 | 3 0.03 99.16 50460 | 1 0.01 99.17 50550 | 1 0.01 99.18 50690 | 2 0.02 99.20 50806 | 2 0.02 99.22 50899 | 1 0.01 99.23 50900 | 1 0.01 99.24 51130 | 4 0.04 99.28 51340 | 4 0.04 99.32 51670 | 4 0.04 99.36 51675 | 4 0.04 99.40 51910 | 5 0.05 99.45 52040 | 1 0.01 99.46 52045 | 4 0.04 99.50 52065 | 3 0.03 99.53 52070 | 1 0.01 99.54 52490 | 2 0.02 99.56 52550 | 1 0.01 99.57 52645 | 1 0.01 99.58 52655 | 4 0.04 99.62 52830 | 1 0.01 99.63 52990 | 4 0.04 99.67 53325 | 1 0.01 99.68 53723 | 1 0.01 99.69 53780 | 2 0.02 99.71 53895 | 3 0.03 99.74 54713 | 1 0.01 99.75 54960 | 1 0.01 99.76 54990 | 1 0.01 99.77 55555 | 22 0.22 99.99 56345 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016