Frequencies for first 10,000 rows of drg2ing3 variable in nhamcsopd1994 dataset : ingredient | code #3 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,852 98.52 98.52 50637 | 5 0.05 98.57 50745 | 10 0.10 98.67 52450 | 1 0.01 98.68 52908 | 4 0.04 98.72 53020 | 1 0.01 98.73 53175 | 2 0.02 98.75 53190 | 1 0.01 98.76 53915 | 1 0.01 98.77 54093 | 1 0.01 98.78 54325 | 3 0.03 98.81 54330 | 1 0.01 98.82 54455 | 7 0.07 98.89 54465 | 13 0.13 99.02 54468 | 1 0.01 99.03 54595 | 8 0.08 99.11 54960 | 1 0.01 99.12 54990 | 26 0.26 99.38 54995 | 3 0.03 99.41 55105 | 9 0.09 99.50 55130 | 14 0.14 99.64 55160 | 1 0.01 99.65 55240 | 11 0.11 99.76 55610 | 1 0.01 99.77 55755 | 6 0.06 99.83 55910 | 1 0.01 99.84 56192 | 5 0.05 99.89 56193 | 1 0.01 99.90 56300 | 1 0.01 99.91 56345 | 4 0.04 99.95 57028 | 1 0.01 99.96 57058 | 3 0.03 99.99 57122 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016