Frequencies for first 10,000 rows of drg1ing2 variable in nhamcsed1996 dataset : ingredient | code #2 for | drug #1 | Freq. Percent Cum. ------------+----------------------------------- | 8,983 89.83 89.83 50005 | 2 0.02 89.85 50210 | 1 0.01 89.86 50245 | 1 0.01 89.87 50410 | 6 0.06 89.93 50530 | 4 0.04 89.97 50575 | 2 0.02 89.99 50728 | 5 0.05 90.04 50745 | 3 0.03 90.07 51064 | 25 0.25 90.32 51175 | 2 0.02 90.34 51235 | 1 0.01 90.35 51250 | 2 0.02 90.37 51290 | 3 0.03 90.40 51340 | 153 1.53 91.93 52023 | 10 0.10 92.03 52040 | 1 0.01 92.04 52370 | 1 0.01 92.05 52490 | 11 0.11 92.16 52650 | 165 1.65 93.81 52655 | 1 0.01 93.82 52720 | 19 0.19 94.01 53003 | 3 0.03 94.04 53050 | 3 0.03 94.07 53070 | 13 0.13 94.20 53175 | 69 0.69 94.89 53220 | 1 0.01 94.90 53335 | 2 0.02 94.92 53630 | 1 0.01 94.93 53720 | 2 0.02 94.95 53780 | 2 0.02 94.97 53820 | 1 0.01 94.98 53895 | 12 0.12 95.10 53905 | 3 0.03 95.13 53915 | 1 0.01 95.14 53965 | 1 0.01 95.15 53970 | 1 0.01 95.16 54094 | 73 0.73 95.89 54238 | 3 0.03 95.92 54297 | 5 0.05 95.97 54320 | 1 0.01 95.98 54455 | 6 0.06 96.04 54465 | 5 0.05 96.09 54595 | 31 0.31 96.40 54860 | 4 0.04 96.44 54890 | 46 0.46 96.90 54960 | 11 0.11 97.01 54990 | 10 0.10 97.11 55315 | 4 0.04 97.15 55320 | 1 0.01 97.16 55521 | 8 0.08 97.24 55525 | 1 0.01 97.25 55590 | 13 0.13 97.38 55710 | 69 0.69 98.07 55925 | 4 0.04 98.11 55997 | 131 1.31 99.42 56020 | 6 0.06 99.48 56345 | 1 0.01 99.49 56355 | 1 0.01 99.50 57033 | 50 0.50 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016