Frequencies for first 10,000 rows of drg1ing3 variable in nhamcsopd1997 dataset : ingredient | code #3 for | medication | #1 | Freq. Percent Cum. ------------+----------------------------------- | 9,497 94.97 94.97 50745 | 10 0.10 95.07 52490 | 1 0.01 95.08 52885 | 1 0.01 95.09 52908 | 1 0.01 95.10 53175 | 10 0.10 95.20 53915 | 2 0.02 95.22 53965 | 2 0.02 95.24 54325 | 41 0.41 95.65 54328 | 14 0.14 95.79 54330 | 3 0.03 95.82 54395 | 1 0.01 95.83 54455 | 3 0.03 95.86 54465 | 15 0.15 96.01 54595 | 25 0.25 96.26 54960 | 1 0.01 96.27 54995 | 3 0.03 96.30 55105 | 313 3.13 99.43 55130 | 38 0.38 99.81 55145 | 1 0.01 99.82 55240 | 5 0.05 99.87 55280 | 1 0.01 99.88 55745 | 1 0.01 99.89 55755 | 1 0.01 99.90 57028 | 1 0.01 99.91 57058 | 1 0.01 99.92 57122 | 7 0.07 99.99 57166 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016