Frequencies for first 10,000 rows of drg2ing1 variable in nhamcsed2000 dataset : ingredient | code #1 for | drug #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,435 94.35 94.35 50000 | 4 0.04 94.39 50002 | 1 0.01 94.40 50005 | 272 2.72 97.12 50035 | 1 0.01 97.13 50145 | 45 0.45 97.58 50163 | 1 0.01 97.59 50260 | 24 0.24 97.83 50275 | 3 0.03 97.86 50305 | 1 0.01 97.87 50325 | 3 0.03 97.90 50410 | 1 0.01 97.91 50420 | 16 0.16 98.07 50450 | 1 0.01 98.08 50498 | 1 0.01 98.09 50585 | 2 0.02 98.11 50690 | 4 0.04 98.15 50745 | 1 0.01 98.16 50755 | 1 0.01 98.17 50806 | 5 0.05 98.22 50845 | 1 0.01 98.23 50899 | 1 0.01 98.24 50900 | 3 0.03 98.27 51055 | 2 0.02 98.29 51130 | 6 0.06 98.35 51219 | 2 0.02 98.37 51229 | 1 0.01 98.38 51340 | 4 0.04 98.42 51635 | 1 0.01 98.43 51670 | 11 0.11 98.54 51675 | 14 0.14 98.68 51910 | 11 0.11 98.79 52035 | 1 0.01 98.80 52040 | 4 0.04 98.84 52045 | 3 0.03 98.87 52065 | 1 0.01 98.88 52070 | 2 0.02 98.90 52075 | 2 0.02 98.92 52450 | 2 0.02 98.94 52478 | 1 0.01 98.95 52490 | 13 0.13 99.08 52615 | 2 0.02 99.10 52645 | 6 0.06 99.16 52650 | 3 0.03 99.19 52655 | 15 0.15 99.34 52715 | 1 0.01 99.35 52830 | 1 0.01 99.36 52885 | 1 0.01 99.37 52955 | 1 0.01 99.38 52990 | 4 0.04 99.42 53780 | 3 0.03 99.45 53895 | 11 0.11 99.56 53915 | 1 0.01 99.57 54385 | 3 0.03 99.60 54508 | 1 0.01 99.61 54595 | 1 0.01 99.62 54655 | 1 0.01 99.63 54770 | 1 0.01 99.64 54960 | 2 0.02 99.66 55555 | 29 0.29 99.95 55835 | 3 0.03 99.98 56261 | 1 0.01 99.99 57058 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016