Frequencies for first 10,000 rows of drg2ing2 variable in nhamcsed1998 dataset : ingredient | code #2 for | drug #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,532 95.32 95.32 50005 | 2 0.02 95.34 50530 | 3 0.03 95.37 50575 | 1 0.01 95.38 50690 | 1 0.01 95.39 50728 | 2 0.02 95.41 50745 | 2 0.02 95.43 50785 | 1 0.01 95.44 51064 | 4 0.04 95.48 51130 | 2 0.02 95.50 51250 | 1 0.01 95.51 51340 | 44 0.44 95.95 51708 | 1 0.01 95.96 52023 | 3 0.03 95.99 52370 | 1 0.01 96.00 52490 | 9 0.09 96.09 52650 | 79 0.79 96.88 52655 | 1 0.01 96.89 52720 | 17 0.17 97.06 52825 | 2 0.02 97.08 52990 | 1 0.01 97.09 53070 | 2 0.02 97.11 53175 | 62 0.62 97.73 53280 | 1 0.01 97.74 53298 | 1 0.01 97.75 53335 | 1 0.01 97.76 53445 | 1 0.01 97.77 53630 | 1 0.01 97.78 53720 | 4 0.04 97.82 53754 | 2 0.02 97.84 53895 | 8 0.08 97.92 53965 | 2 0.02 97.94 54094 | 40 0.40 98.34 54238 | 1 0.01 98.35 54455 | 11 0.11 98.46 54465 | 9 0.09 98.55 54523 | 1 0.01 98.56 54595 | 12 0.12 98.68 54710 | 1 0.01 98.69 54765 | 1 0.01 98.70 54890 | 18 0.18 98.88 54960 | 14 0.14 99.02 54990 | 2 0.02 99.04 55115 | 5 0.05 99.09 55315 | 3 0.03 99.12 55521 | 6 0.06 99.18 55525 | 1 0.01 99.19 55590 | 3 0.03 99.22 55710 | 13 0.13 99.35 55850 | 1 0.01 99.36 55925 | 2 0.02 99.38 55997 | 29 0.29 99.67 56020 | 1 0.01 99.68 56193 | 2 0.02 99.70 57033 | 28 0.28 99.98 57206 | 1 0.01 99.99 57208 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016