Frequencies for first 10,000 rows of rx3cat2 variable in nhamcsed2011 dataset : For RX3, | MULTUM drug | category #2 | - most | detailed | level (can | be either | Level 1,2 | Freq. Percent Cum. ------------+----------------------------------- | 9,530 95.30 95.30 012 | 22 0.22 95.52 015 | 18 0.18 95.70 053 | 23 0.23 95.93 054 | 2 0.02 95.95 102 | 1 0.01 95.96 106 | 5 0.05 96.01 117 | 7 0.07 96.08 123 | 54 0.54 96.62 124 | 16 0.16 96.78 127 | 2 0.02 96.80 129 | 79 0.79 97.59 174 | 2 0.02 97.61 180 | 7 0.07 97.68 183 | 1 0.01 97.69 192 | 1 0.01 97.70 196 | 27 0.27 97.97 198 | 54 0.54 98.51 201 | 1 0.01 98.52 203 | 34 0.34 98.86 210 | 12 0.12 98.98 211 | 30 0.30 99.28 238 | 1 0.01 99.29 239 | 5 0.05 99.34 248 | 1 0.01 99.35 268 | 3 0.03 99.38 289 | 1 0.01 99.39 292 | 2 0.02 99.41 320 | 1 0.01 99.42 340 | 2 0.02 99.44 363 | 1 0.01 99.45 378 | 1 0.01 99.46 385 | 43 0.43 99.89 388 | 4 0.04 99.93 389 | 2 0.02 99.95 395 | 1 0.01 99.96 433 | 2 0.02 99.98 445 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016