Frequencies for first 10,000 rows of drg3ing2 variable in nhamcsopd2002 dataset : ingredient | code #2 for | medication | #3 | Freq. Percent Cum. ------------+----------------------------------- | 9,825 98.25 98.25 50530 | 1 0.01 98.26 50728 | 1 0.01 98.27 50745 | 2 0.02 98.29 50785 | 1 0.01 98.30 51170 | 2 0.02 98.32 51242 | 1 0.01 98.33 51708 | 2 0.02 98.35 51860 | 1 0.01 98.36 51915 | 1 0.01 98.37 52065 | 1 0.01 98.38 52655 | 2 0.02 98.40 52700 | 1 0.01 98.41 53050 | 2 0.02 98.43 53175 | 1 0.01 98.44 53780 | 1 0.01 98.45 53820 | 13 0.13 98.58 54328 | 9 0.09 98.67 54330 | 1 0.01 98.68 54785 | 1 0.01 98.69 54960 | 1 0.01 98.70 54990 | 4 0.04 98.74 55105 | 1 0.01 98.75 55280 | 1 0.01 98.76 55320 | 1 0.01 98.77 55440 | 1 0.01 98.78 55710 | 1 0.01 98.79 55850 | 1 0.01 98.80 55925 | 5 0.05 98.85 55997 | 21 0.21 99.06 56194 | 1 0.01 99.07 56195 | 1 0.01 99.08 56445 | 19 0.19 99.27 56490 | 1 0.01 99.28 57130 | 7 0.07 99.35 57146 | 6 0.06 99.41 57166 | 1 0.01 99.42 57192 | 4 0.04 99.46 59702 | 1 0.01 99.47 70027 | 4 0.04 99.51 70150 | 2 0.02 99.53 70152 | 1 0.01 99.54 70212 | 1 0.01 99.55 70217 | 4 0.04 99.59 70218 | 1 0.01 99.60 70231 | 7 0.07 99.67 70254 | 1 0.01 99.68 70256 | 1 0.01 99.69 70269 | 11 0.11 99.80 70282 | 2 0.02 99.82 70330 | 1 0.01 99.83 70341 | 4 0.04 99.87 70359 | 5 0.05 99.92 70403 | 1 0.01 99.93 70437 | 1 0.01 99.94 70473 | 1 0.01 99.95 70564 | 2 0.02 99.97 70586 | 1 0.01 99.98 70599 | 1 0.01 99.99 80007 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016