Frequencies for first 10,000 rows of drg2ing1 variable in nhamcsopd1998 dataset : ingredient | code #1 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,594 95.94 95.94 50000 | 11 0.11 96.05 50002 | 4 0.04 96.09 50005 | 53 0.53 96.62 50088 | 1 0.01 96.63 50090 | 1 0.01 96.64 50145 | 8 0.08 96.72 50210 | 1 0.01 96.73 50230 | 1 0.01 96.74 50260 | 9 0.09 96.83 50265 | 3 0.03 96.86 50325 | 1 0.01 96.87 50450 | 1 0.01 96.88 50460 | 1 0.01 96.89 50530 | 1 0.01 96.90 50550 | 1 0.01 96.91 50570 | 1 0.01 96.92 50585 | 5 0.05 96.97 50620 | 1 0.01 96.98 50640 | 2 0.02 97.00 50690 | 2 0.02 97.02 50770 | 4 0.04 97.06 50806 | 2 0.02 97.08 50869 | 1 0.01 97.09 50900 | 6 0.06 97.15 51130 | 8 0.08 97.23 51340 | 1 0.01 97.24 51382 | 4 0.04 97.28 51635 | 4 0.04 97.32 51647 | 2 0.02 97.34 51670 | 12 0.12 97.46 51890 | 20 0.20 97.66 51903 | 14 0.14 97.80 51910 | 6 0.06 97.86 51935 | 1 0.01 97.87 52028 | 2 0.02 97.89 52035 | 3 0.03 97.92 52045 | 10 0.10 98.02 52070 | 5 0.05 98.07 52075 | 7 0.07 98.14 52318 | 5 0.05 98.19 52450 | 2 0.02 98.21 52485 | 3 0.03 98.24 52490 | 19 0.19 98.43 52548 | 3 0.03 98.46 52645 | 16 0.16 98.62 52650 | 1 0.01 98.63 52655 | 7 0.07 98.70 52915 | 1 0.01 98.71 52990 | 10 0.10 98.81 53003 | 1 0.01 98.82 53070 | 1 0.01 98.83 53255 | 18 0.18 99.01 53325 | 1 0.01 99.02 53530 | 1 0.01 99.03 53720 | 1 0.01 99.04 53723 | 2 0.02 99.06 53780 | 62 0.62 99.68 54385 | 1 0.01 99.69 54595 | 1 0.01 99.70 54713 | 1 0.01 99.71 55525 | 2 0.02 99.73 55555 | 19 0.19 99.92 56193 | 1 0.01 99.93 56261 | 6 0.06 99.99 80004 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016