Frequencies for first 10,000 rows of drg2ing3 variable in nhamcsopd2002 dataset : ingredient | code #3 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,894 98.94 98.94 50745 | 3 0.03 98.97 51675 | 1 0.01 98.98 53070 | 1 0.01 98.99 53175 | 3 0.03 99.02 53720 | 1 0.01 99.03 54305 | 1 0.01 99.04 54400 | 1 0.01 99.05 54455 | 1 0.01 99.06 54895 | 1 0.01 99.07 54990 | 1 0.01 99.08 55105 | 15 0.15 99.23 55130 | 13 0.13 99.36 55213 | 1 0.01 99.37 55320 | 1 0.01 99.38 55480 | 3 0.03 99.41 55710 | 22 0.22 99.63 55745 | 1 0.01 99.64 55905 | 1 0.01 99.65 56340 | 1 0.01 99.66 56445 | 1 0.01 99.67 70020 | 1 0.01 99.68 70032 | 2 0.02 99.70 70120 | 2 0.02 99.72 70255 | 1 0.01 99.73 70256 | 1 0.01 99.74 70259 | 7 0.07 99.81 70338 | 1 0.01 99.82 70358 | 3 0.03 99.85 70362 | 1 0.01 99.86 70582 | 1 0.01 99.87 70626 | 10 0.10 99.97 70667 | 3 0.03 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016