Frequencies for first 10,000 rows of drg1ing2 variable in nhamcsed1995 dataset : ingredient | code #2 for | drug #1 | Freq. Percent Cum. ------------+----------------------------------- | 8,980 89.80 89.80 50005 | 1 0.01 89.81 50410 | 2 0.02 89.83 50530 | 8 0.08 89.91 50575 | 2 0.02 89.93 50728 | 5 0.05 89.98 50745 | 1 0.01 89.99 50785 | 1 0.01 90.00 50920 | 1 0.01 90.01 51064 | 20 0.20 90.21 51130 | 1 0.01 90.22 51175 | 1 0.01 90.23 51290 | 4 0.04 90.27 51340 | 183 1.83 92.10 51675 | 1 0.01 92.11 51860 | 1 0.01 92.12 51868 | 1 0.01 92.13 51935 | 1 0.01 92.14 52023 | 15 0.15 92.29 52490 | 10 0.10 92.39 52650 | 142 1.42 93.81 52655 | 3 0.03 93.84 52720 | 23 0.23 94.07 53070 | 10 0.10 94.17 53175 | 75 0.75 94.92 53560 | 1 0.01 94.93 53720 | 2 0.02 94.95 53780 | 2 0.02 94.97 53895 | 13 0.13 95.10 53970 | 3 0.03 95.13 54094 | 67 0.67 95.80 54238 | 2 0.02 95.82 54297 | 2 0.02 95.84 54320 | 2 0.02 95.86 54385 | 2 0.02 95.88 54455 | 8 0.08 95.96 54465 | 1 0.01 95.97 54470 | 1 0.01 95.98 54590 | 1 0.01 95.99 54595 | 31 0.31 96.30 54785 | 1 0.01 96.31 54860 | 5 0.05 96.36 54890 | 44 0.44 96.80 54960 | 6 0.06 96.86 54990 | 5 0.05 96.91 55115 | 5 0.05 96.96 55275 | 1 0.01 96.97 55521 | 10 0.10 97.07 55525 | 4 0.04 97.11 55590 | 19 0.19 97.30 55710 | 68 0.68 97.98 55915 | 1 0.01 97.99 55925 | 1 0.01 98.00 55997 | 150 1.50 99.50 56020 | 2 0.02 99.52 56300 | 1 0.01 99.53 56710 | 6 0.06 99.59 57033 | 41 0.41 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016