Frequencies for first 10,000 rows of drg1ing3 variable in nhamcsopd2000 dataset : ingredient | code #3 for | medication | #1 | Freq. Percent Cum. ------------+----------------------------------- | 9,809 98.09 98.09 50637 | 2 0.02 98.11 50745 | 6 0.06 98.17 52908 | 4 0.04 98.21 53003 | 1 0.01 98.22 53175 | 3 0.03 98.25 53530 | 1 0.01 98.26 53570 | 1 0.01 98.27 53720 | 1 0.01 98.28 53965 | 1 0.01 98.29 54035 | 1 0.01 98.30 54328 | 49 0.49 98.79 54395 | 1 0.01 98.80 54455 | 4 0.04 98.84 54465 | 7 0.07 98.91 54503 | 1 0.01 98.92 54595 | 5 0.05 98.97 54755 | 1 0.01 98.98 54960 | 1 0.01 98.99 54990 | 1 0.01 99.00 54995 | 2 0.02 99.02 55105 | 44 0.44 99.46 55130 | 16 0.16 99.62 55145 | 2 0.02 99.64 55240 | 2 0.02 99.66 55315 | 3 0.03 99.69 55715 | 5 0.05 99.74 55725 | 1 0.01 99.75 55745 | 4 0.04 99.79 55755 | 2 0.02 99.81 56192 | 1 0.01 99.82 56193 | 2 0.02 99.84 56265 | 1 0.01 99.85 56445 | 1 0.01 99.86 59803 | 5 0.05 99.91 70011 | 5 0.05 99.96 70020 | 3 0.03 99.99 70042 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016