Frequencies for first 10,000 rows of drg5ing1 variable in namcs1993 dataset : ingredient | code #1 for | medication | #5 | Freq. Percent Cum. ------------+----------------------------------- | 9,945 99.45 99.45 50005 | 9 0.09 99.54 50145 | 4 0.04 99.58 50230 | 1 0.01 99.59 50260 | 2 0.02 99.61 50410 | 2 0.02 99.63 50418 | 2 0.02 99.65 50495 | 1 0.01 99.66 50570 | 1 0.01 99.67 50585 | 2 0.02 99.69 51055 | 3 0.03 99.72 51130 | 1 0.01 99.73 51340 | 1 0.01 99.74 51670 | 2 0.02 99.76 52318 | 2 0.02 99.78 52490 | 1 0.01 99.79 52615 | 1 0.01 99.80 52645 | 10 0.10 99.90 52650 | 1 0.01 99.91 53255 | 1 0.01 99.92 53780 | 5 0.05 99.97 54965 | 1 0.01 99.98 54990 | 1 0.01 99.99 55555 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016