Frequencies for first 10,000 rows of drg4ing2 variable in namcs1995 dataset : ingredient | code #2 for | medication | #4 | Freq. Percent Cum. ------------+----------------------------------- | 9,880 98.80 98.80 50728 | 4 0.04 98.84 50745 | 1 0.01 98.85 50785 | 1 0.01 98.86 51170 | 2 0.02 98.88 51250 | 2 0.02 98.90 51290 | 2 0.02 98.92 51340 | 8 0.08 99.00 51395 | 1 0.01 99.01 51708 | 2 0.02 99.03 52055 | 1 0.01 99.04 52070 | 2 0.02 99.06 52168 | 1 0.01 99.07 52355 | 1 0.01 99.08 52395 | 1 0.01 99.09 52490 | 6 0.06 99.15 52645 | 4 0.04 99.19 52650 | 7 0.07 99.26 52655 | 2 0.02 99.28 52793 | 1 0.01 99.29 52850 | 1 0.01 99.30 52885 | 2 0.02 99.32 53050 | 1 0.01 99.33 53175 | 5 0.05 99.38 53220 | 1 0.01 99.39 53445 | 1 0.01 99.40 53720 | 1 0.01 99.41 53780 | 1 0.01 99.42 53895 | 1 0.01 99.43 53970 | 1 0.01 99.44 54094 | 1 0.01 99.45 54455 | 4 0.04 99.49 54465 | 1 0.01 99.50 54800 | 1 0.01 99.51 54865 | 1 0.01 99.52 54890 | 14 0.14 99.66 54960 | 4 0.04 99.70 54990 | 2 0.02 99.72 55433 | 1 0.01 99.73 55460 | 1 0.01 99.74 55525 | 1 0.01 99.75 55925 | 19 0.19 99.94 55997 | 3 0.03 99.97 56194 | 2 0.02 99.99 57033 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016