Frequencies for first 10,000 rows of drg2ing2 variable in nhamcsopd1993 dataset : ingredient | code #2 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,695 96.95 96.95 50185 | 1 0.01 96.96 50410 | 1 0.01 96.97 50530 | 1 0.01 96.98 50575 | 1 0.01 96.99 50728 | 5 0.05 97.04 50745 | 2 0.02 97.06 50785 | 1 0.01 97.07 51130 | 2 0.02 97.09 51250 | 1 0.01 97.10 51290 | 1 0.01 97.11 51340 | 21 0.21 97.32 51633 | 1 0.01 97.33 51670 | 3 0.03 97.36 51708 | 1 0.01 97.37 51868 | 1 0.01 97.38 51935 | 2 0.02 97.40 52023 | 4 0.04 97.44 52065 | 1 0.01 97.45 52070 | 1 0.01 97.46 52490 | 15 0.15 97.61 52645 | 2 0.02 97.63 52650 | 11 0.11 97.74 52825 | 4 0.04 97.78 52885 | 1 0.01 97.79 53003 | 1 0.01 97.80 53050 | 2 0.02 97.82 53175 | 30 0.30 98.12 53600 | 1 0.01 98.13 53720 | 4 0.04 98.17 53780 | 3 0.03 98.20 53820 | 13 0.13 98.33 53895 | 11 0.11 98.44 53915 | 1 0.01 98.45 53965 | 2 0.02 98.47 53970 | 3 0.03 98.50 54094 | 8 0.08 98.58 54158 | 1 0.01 98.59 54238 | 1 0.01 98.60 54385 | 1 0.01 98.61 54400 | 1 0.01 98.62 54455 | 21 0.21 98.83 54465 | 4 0.04 98.87 54560 | 2 0.02 98.89 54590 | 1 0.01 98.90 54595 | 2 0.02 98.92 54860 | 2 0.02 98.94 54890 | 9 0.09 99.03 54960 | 22 0.22 99.25 54990 | 1 0.01 99.26 55265 | 1 0.01 99.27 55525 | 1 0.01 99.28 55580 | 2 0.02 99.30 55590 | 4 0.04 99.34 55710 | 2 0.02 99.36 55925 | 15 0.15 99.51 55997 | 34 0.34 99.85 56020 | 2 0.02 99.87 56192 | 3 0.03 99.90 56250 | 1 0.01 99.91 56265 | 1 0.01 99.92 57033 | 7 0.07 99.99 80007 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016