Frequencies for first 10,000 rows of drg3ing1 variable in nhamcsopd1998 dataset : ingredient | code #1 for | medication | #3 | Freq. Percent Cum. ------------+----------------------------------- | 9,781 97.81 97.81 50000 | 5 0.05 97.86 50005 | 39 0.39 98.25 50145 | 4 0.04 98.29 50182 | 1 0.01 98.30 50260 | 6 0.06 98.36 50283 | 1 0.01 98.37 50305 | 1 0.01 98.38 50410 | 2 0.02 98.40 50450 | 1 0.01 98.41 50460 | 1 0.01 98.42 50500 | 2 0.02 98.44 50530 | 6 0.06 98.50 50550 | 3 0.03 98.53 50690 | 1 0.01 98.54 50755 | 1 0.01 98.55 50770 | 7 0.07 98.62 50785 | 1 0.01 98.63 50806 | 1 0.01 98.64 50869 | 1 0.01 98.65 50900 | 1 0.01 98.66 51340 | 1 0.01 98.67 51382 | 1 0.01 98.68 51600 | 1 0.01 98.69 51645 | 1 0.01 98.70 51670 | 2 0.02 98.72 51675 | 1 0.01 98.73 51801 | 1 0.01 98.74 51890 | 9 0.09 98.83 51903 | 8 0.08 98.91 51910 | 6 0.06 98.97 52028 | 3 0.03 99.00 52045 | 3 0.03 99.03 52065 | 1 0.01 99.04 52070 | 1 0.01 99.05 52075 | 1 0.01 99.06 52318 | 4 0.04 99.10 52450 | 3 0.03 99.13 52490 | 4 0.04 99.17 52548 | 2 0.02 99.19 52645 | 13 0.13 99.32 52655 | 2 0.02 99.34 52990 | 1 0.01 99.35 53070 | 1 0.01 99.36 53255 | 15 0.15 99.51 53723 | 1 0.01 99.52 53780 | 21 0.21 99.73 53895 | 1 0.01 99.74 53915 | 4 0.04 99.78 54385 | 1 0.01 99.79 54595 | 1 0.01 99.80 54960 | 1 0.01 99.81 55555 | 15 0.15 99.96 56261 | 4 0.04 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016