Frequencies for first 10,000 rows of drg4ing2 variable in namcs1994 dataset : ingredient | code #2 for | medication | #4 | Freq. Percent Cum. ------------+----------------------------------- | 9,893 98.93 98.93 50410 | 1 0.01 98.94 50530 | 1 0.01 98.95 50728 | 7 0.07 99.02 50785 | 1 0.01 99.03 51170 | 2 0.02 99.05 51175 | 1 0.01 99.06 51250 | 1 0.01 99.07 51340 | 6 0.06 99.13 51708 | 4 0.04 99.17 51935 | 1 0.01 99.18 52070 | 2 0.02 99.20 52501 | 1 0.01 99.21 52645 | 2 0.02 99.23 52647 | 1 0.01 99.24 52650 | 5 0.05 99.29 52720 | 1 0.01 99.30 52825 | 2 0.02 99.32 53050 | 2 0.02 99.34 53175 | 5 0.05 99.39 53670 | 1 0.01 99.40 53780 | 2 0.02 99.42 53820 | 2 0.02 99.44 54094 | 2 0.02 99.46 54320 | 2 0.02 99.48 54455 | 7 0.07 99.55 54755 | 1 0.01 99.56 54800 | 1 0.01 99.57 54860 | 1 0.01 99.58 54890 | 11 0.11 99.69 54960 | 5 0.05 99.74 55105 | 2 0.02 99.76 55240 | 1 0.01 99.77 55460 | 3 0.03 99.80 55710 | 1 0.01 99.81 55925 | 10 0.10 99.91 55997 | 2 0.02 99.93 56020 | 1 0.01 99.94 56194 | 2 0.02 99.96 57033 | 1 0.01 99.97 57136 | 1 0.01 99.98 80007 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016