Frequencies for first 10,000 rows of drg3ing1 variable in nhamcsed1998 dataset : ingredient | code #1 for | drug #3 | Freq. Percent Cum. ------------+----------------------------------- | 9,803 98.03 98.03 50000 | 1 0.01 98.04 50005 | 70 0.70 98.74 50088 | 1 0.01 98.75 50145 | 25 0.25 99.00 50260 | 8 0.08 99.08 50325 | 3 0.03 99.11 50410 | 1 0.01 99.12 50420 | 9 0.09 99.21 50530 | 1 0.01 99.22 50585 | 1 0.01 99.23 50806 | 3 0.03 99.26 50899 | 2 0.02 99.28 50900 | 5 0.05 99.33 51130 | 2 0.02 99.35 51219 | 2 0.02 99.37 51340 | 1 0.01 99.38 51635 | 1 0.01 99.39 51670 | 3 0.03 99.42 51675 | 3 0.03 99.45 51910 | 6 0.06 99.51 52040 | 1 0.01 99.52 52065 | 1 0.01 99.53 52490 | 6 0.06 99.59 52615 | 1 0.01 99.60 52645 | 5 0.05 99.65 52655 | 4 0.04 99.69 53003 | 1 0.01 99.70 53780 | 4 0.04 99.74 53875 | 1 0.01 99.75 53895 | 5 0.05 99.80 54508 | 2 0.02 99.82 54595 | 1 0.01 99.83 55555 | 15 0.15 99.98 55835 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016