Frequencies for first 10,000 rows of drg2ing2 variable in nhamcsed1999 dataset : ingredient | code #2 for | drug #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,471 94.71 94.71 50005 | 4 0.04 94.75 50410 | 1 0.01 94.76 50530 | 7 0.07 94.83 50550 | 1 0.01 94.84 50745 | 1 0.01 94.85 50845 | 1 0.01 94.86 51064 | 8 0.08 94.94 51130 | 1 0.01 94.95 51340 | 42 0.42 95.37 51665 | 1 0.01 95.38 51670 | 2 0.02 95.40 51903 | 1 0.01 95.41 51935 | 1 0.01 95.42 52055 | 1 0.01 95.43 52490 | 9 0.09 95.52 52650 | 120 1.20 96.72 52655 | 2 0.02 96.74 52685 | 1 0.01 96.75 52720 | 23 0.23 96.98 52730 | 1 0.01 96.99 52743 | 4 0.04 97.03 52825 | 2 0.02 97.05 53050 | 1 0.01 97.06 53070 | 2 0.02 97.08 53175 | 55 0.55 97.63 53280 | 1 0.01 97.64 53720 | 1 0.01 97.65 53754 | 1 0.01 97.66 53895 | 16 0.16 97.82 53905 | 1 0.01 97.83 53965 | 2 0.02 97.85 54094 | 44 0.44 98.29 54238 | 1 0.01 98.30 54290 | 1 0.01 98.31 54385 | 1 0.01 98.32 54455 | 16 0.16 98.48 54465 | 2 0.02 98.50 54595 | 20 0.20 98.70 54860 | 1 0.01 98.71 54890 | 18 0.18 98.89 54960 | 7 0.07 98.96 54990 | 4 0.04 99.00 55115 | 5 0.05 99.05 55280 | 2 0.02 99.07 55315 | 2 0.02 99.09 55320 | 1 0.01 99.10 55521 | 3 0.03 99.13 55543 | 1 0.01 99.14 55590 | 5 0.05 99.19 55710 | 12 0.12 99.31 55925 | 2 0.02 99.33 55997 | 32 0.32 99.65 56185 | 1 0.01 99.66 56285 | 1 0.01 99.67 57033 | 29 0.29 99.96 57146 | 2 0.02 99.98 57206 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016