Frequencies for first 10,000 rows of drg2ing1 variable in nhamcsed2002 dataset : ingredient | code #1 for | drug #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,527 95.27 95.27 50000 | 2 0.02 95.29 50005 | 253 2.53 97.82 50025 | 1 0.01 97.83 50090 | 1 0.01 97.84 50145 | 1 0.01 97.85 50163 | 1 0.01 97.86 50260 | 30 0.30 98.16 50325 | 5 0.05 98.21 50410 | 1 0.01 98.22 50420 | 1 0.01 98.23 50450 | 1 0.01 98.24 50570 | 3 0.03 98.27 50806 | 6 0.06 98.33 50899 | 2 0.02 98.35 50933 | 1 0.01 98.36 51235 | 1 0.01 98.37 51340 | 2 0.02 98.39 51635 | 2 0.02 98.41 51670 | 4 0.04 98.45 51675 | 4 0.04 98.49 51868 | 3 0.03 98.52 51910 | 10 0.10 98.62 52040 | 1 0.01 98.63 52045 | 5 0.05 98.68 52354 | 2 0.02 98.70 52355 | 1 0.01 98.71 52447 | 1 0.01 98.72 52478 | 1 0.01 98.73 52490 | 11 0.11 98.84 52645 | 6 0.06 98.90 52655 | 9 0.09 98.99 52723 | 1 0.01 99.00 52730 | 3 0.03 99.03 52883 | 2 0.02 99.05 52955 | 1 0.01 99.06 53003 | 1 0.01 99.07 53723 | 1 0.01 99.08 53780 | 13 0.13 99.21 53970 | 1 0.01 99.22 54395 | 10 0.10 99.32 54590 | 1 0.01 99.33 54655 | 2 0.02 99.35 54770 | 1 0.01 99.36 54960 | 1 0.01 99.37 55385 | 4 0.04 99.41 55521 | 8 0.08 99.49 55555 | 17 0.17 99.66 56261 | 2 0.02 99.68 57122 | 1 0.01 99.69 57186 | 1 0.01 99.70 70011 | 2 0.02 99.72 70212 | 6 0.06 99.78 70217 | 3 0.03 99.81 70226 | 2 0.02 99.83 70239 | 6 0.06 99.89 70256 | 5 0.05 99.94 70257 | 1 0.01 99.95 70341 | 2 0.02 99.97 70402 | 1 0.01 99.98 70579 | 1 0.01 99.99 70604 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016