Frequencies for first 10,000 rows of drg1ing2 variable in nhamcsed1999 dataset : ingredient | code #2 for | drug #1 | Freq. Percent Cum. ------------+----------------------------------- | 9,009 90.09 90.09 50005 | 2 0.02 90.11 50145 | 1 0.01 90.12 50410 | 2 0.02 90.14 50530 | 7 0.07 90.21 50575 | 7 0.07 90.28 50728 | 7 0.07 90.35 50730 | 1 0.01 90.36 50745 | 2 0.02 90.38 50776 | 1 0.01 90.39 51064 | 13 0.13 90.52 51130 | 3 0.03 90.55 51225 | 1 0.01 90.56 51235 | 1 0.01 90.57 51290 | 2 0.02 90.59 51340 | 112 1.12 91.71 51665 | 2 0.02 91.73 51708 | 1 0.01 91.74 51860 | 1 0.01 91.75 51935 | 1 0.01 91.76 52023 | 5 0.05 91.81 52055 | 1 0.01 91.82 52168 | 1 0.01 91.83 52360 | 1 0.01 91.84 52370 | 1 0.01 91.85 52490 | 13 0.13 91.98 52650 | 234 2.34 94.32 52720 | 17 0.17 94.49 52730 | 2 0.02 94.51 52743 | 7 0.07 94.58 52825 | 2 0.02 94.60 52883 | 1 0.01 94.61 52990 | 1 0.01 94.62 53050 | 2 0.02 94.64 53070 | 9 0.09 94.73 53160 | 1 0.01 94.74 53175 | 67 0.67 95.41 53280 | 1 0.01 95.42 53560 | 2 0.02 95.44 53720 | 1 0.01 95.45 53754 | 1 0.01 95.46 53895 | 13 0.13 95.59 53965 | 1 0.01 95.60 53970 | 2 0.02 95.62 54094 | 77 0.77 96.39 54148 | 4 0.04 96.43 54320 | 1 0.01 96.44 54455 | 9 0.09 96.53 54465 | 3 0.03 96.56 54590 | 1 0.01 96.57 54595 | 22 0.22 96.79 54735 | 1 0.01 96.80 54785 | 1 0.01 96.81 54860 | 3 0.03 96.84 54890 | 56 0.56 97.40 54960 | 12 0.12 97.52 54990 | 3 0.03 97.55 55115 | 5 0.05 97.60 55280 | 4 0.04 97.64 55315 | 2 0.02 97.66 55521 | 8 0.08 97.74 55540 | 1 0.01 97.75 55590 | 7 0.07 97.82 55710 | 50 0.50 98.32 55850 | 3 0.03 98.35 55997 | 96 0.96 99.31 56340 | 1 0.01 99.32 56355 | 1 0.01 99.33 57033 | 61 0.61 99.94 57122 | 1 0.01 99.95 57136 | 1 0.01 99.96 57208 | 1 0.01 99.97 70027 | 1 0.01 99.98 80007 | 1 0.01 99.99 91011 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016