Frequencies for first 10,000 rows of drg2ing1 variable in nhamcsopd1994 dataset : ingredient | code #1 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,563 95.63 95.63 50000 | 8 0.08 95.71 50005 | 67 0.67 96.38 50090 | 1 0.01 96.39 50145 | 22 0.22 96.61 50163 | 1 0.01 96.62 50182 | 1 0.01 96.63 50230 | 1 0.01 96.64 50260 | 7 0.07 96.71 50305 | 1 0.01 96.72 50325 | 1 0.01 96.73 50410 | 2 0.02 96.75 50418 | 1 0.01 96.76 50440 | 2 0.02 96.78 50450 | 1 0.01 96.79 50460 | 5 0.05 96.84 50515 | 1 0.01 96.85 50530 | 1 0.01 96.86 50550 | 2 0.02 96.88 50585 | 4 0.04 96.92 50613 | 1 0.01 96.93 50660 | 3 0.03 96.96 50690 | 3 0.03 96.99 50770 | 1 0.01 97.00 50806 | 1 0.01 97.01 50811 | 1 0.01 97.02 50899 | 2 0.02 97.04 50900 | 6 0.06 97.10 50933 | 1 0.01 97.11 50938 | 1 0.01 97.12 51023 | 1 0.01 97.13 51055 | 1 0.01 97.14 51130 | 17 0.17 97.31 51228 | 1 0.01 97.32 51340 | 12 0.12 97.44 51670 | 6 0.06 97.50 51903 | 15 0.15 97.65 51910 | 8 0.08 97.73 51935 | 1 0.01 97.74 52028 | 2 0.02 97.76 52040 | 1 0.01 97.77 52045 | 9 0.09 97.86 52065 | 3 0.03 97.89 52070 | 8 0.08 97.97 52318 | 8 0.08 98.05 52355 | 5 0.05 98.10 52430 | 1 0.01 98.11 52485 | 2 0.02 98.13 52490 | 21 0.21 98.34 52615 | 1 0.01 98.35 52630 | 1 0.01 98.36 52645 | 18 0.18 98.54 52655 | 9 0.09 98.63 52885 | 31 0.31 98.94 52980 | 1 0.01 98.95 53255 | 14 0.14 99.09 53630 | 1 0.01 99.10 53723 | 4 0.04 99.14 53780 | 43 0.43 99.57 53915 | 6 0.06 99.63 53995 | 2 0.02 99.65 54165 | 1 0.01 99.66 54385 | 4 0.04 99.70 54455 | 1 0.01 99.71 55525 | 1 0.01 99.72 55555 | 28 0.28 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016