Frequencies for first 10,000 rows of drg4ing2 variable in nhamcsed2002 dataset : ingredient | code #2 for | drug #4 | Freq. Percent Cum. ------------+----------------------------------- | 9,880 98.80 98.80 50005 | 1 0.01 98.81 50728 | 1 0.01 98.82 51064 | 2 0.02 98.84 51330 | 1 0.01 98.85 51340 | 3 0.03 98.88 52490 | 2 0.02 98.90 52645 | 1 0.01 98.91 53720 | 1 0.01 98.92 54990 | 1 0.01 98.93 55180 | 4 0.04 98.97 55440 | 1 0.01 98.98 55710 | 4 0.04 99.02 55925 | 2 0.02 99.04 55997 | 7 0.07 99.11 57130 | 4 0.04 99.15 57192 | 1 0.01 99.16 70150 | 2 0.02 99.18 70152 | 1 0.01 99.19 70212 | 2 0.02 99.21 70217 | 37 0.37 99.58 70218 | 1 0.01 99.59 70231 | 8 0.08 99.67 70235 | 3 0.03 99.70 70269 | 17 0.17 99.87 70338 | 1 0.01 99.88 70341 | 8 0.08 99.96 70359 | 2 0.02 99.98 70362 | 1 0.01 99.99 70373 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016