Frequencies for first 10,000 rows of drg2ing1 variable in nhamcsopd2002 dataset : ingredient | code #1 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,656 96.56 96.56 50000 | 3 0.03 96.59 50002 | 3 0.03 96.62 50005 | 56 0.56 97.18 50145 | 1 0.01 97.19 50185 | 1 0.01 97.20 50260 | 5 0.05 97.25 50325 | 1 0.01 97.26 50410 | 3 0.03 97.29 50460 | 1 0.01 97.30 50530 | 1 0.01 97.31 50570 | 3 0.03 97.34 50755 | 1 0.01 97.35 50785 | 3 0.03 97.38 50806 | 3 0.03 97.41 50845 | 2 0.02 97.43 50899 | 6 0.06 97.49 51055 | 1 0.01 97.50 51130 | 1 0.01 97.51 51235 | 1 0.01 97.52 51290 | 1 0.01 97.53 51340 | 1 0.01 97.54 51415 | 1 0.01 97.55 51910 | 35 0.35 97.90 52035 | 1 0.01 97.91 52040 | 2 0.02 97.93 52045 | 15 0.15 98.08 52070 | 4 0.04 98.12 52075 | 5 0.05 98.17 52305 | 1 0.01 98.18 52318 | 2 0.02 98.20 52354 | 10 0.10 98.30 52447 | 3 0.03 98.33 52450 | 1 0.01 98.34 52452 | 1 0.01 98.35 52490 | 8 0.08 98.43 52548 | 16 0.16 98.59 52645 | 14 0.14 98.73 52655 | 2 0.02 98.75 52730 | 1 0.01 98.76 52883 | 8 0.08 98.84 52885 | 2 0.02 98.86 52980 | 1 0.01 98.87 53255 | 13 0.13 99.00 53720 | 5 0.05 99.05 53723 | 1 0.01 99.06 53780 | 30 0.30 99.36 53805 | 1 0.01 99.37 53965 | 2 0.02 99.39 53995 | 1 0.01 99.40 54180 | 1 0.01 99.41 54395 | 2 0.02 99.43 54960 | 2 0.02 99.45 55385 | 1 0.01 99.46 55555 | 14 0.14 99.60 56261 | 12 0.12 99.72 56265 | 1 0.01 99.73 56345 | 1 0.01 99.74 57058 | 3 0.03 99.77 57122 | 4 0.04 99.81 59640 | 1 0.01 99.82 70027 | 2 0.02 99.84 70212 | 1 0.01 99.85 70217 | 1 0.01 99.86 70226 | 1 0.01 99.87 70239 | 1 0.01 99.88 70254 | 1 0.01 99.89 70256 | 3 0.03 99.92 70257 | 7 0.07 99.99 70577 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016