Frequencies for first 10,000 rows of rx1cat2 variable in nhamcsopd2011 dataset : For RX1, | MULTUM drug | category #2 | - most | detailed | level (can | be either | Level 1,2 | Freq. Percent Cum. ------------+----------------------------------- | 9,192 91.92 91.92 012 | 18 0.18 92.10 015 | 37 0.37 92.47 031 | 2 0.02 92.49 094 | 1 0.01 92.50 095 | 1 0.01 92.51 102 | 36 0.36 92.87 117 | 10 0.10 92.97 120 | 17 0.17 93.14 123 | 33 0.33 93.47 124 | 6 0.06 93.53 127 | 7 0.07 93.60 129 | 8 0.08 93.68 138 | 2 0.02 93.70 174 | 2 0.02 93.72 180 | 10 0.10 93.82 185 | 10 0.10 93.92 186 | 15 0.15 94.07 192 | 4 0.04 94.11 196 | 5 0.05 94.16 198 | 45 0.45 94.61 201 | 5 0.05 94.66 203 | 53 0.53 95.19 209 | 2 0.02 95.21 210 | 7 0.07 95.28 211 | 143 1.43 96.71 219 | 8 0.08 96.79 238 | 9 0.09 96.88 239 | 18 0.18 97.06 253 | 1 0.01 97.07 268 | 9 0.09 97.16 276 | 6 0.06 97.22 277 | 2 0.02 97.24 279 | 6 0.06 97.30 289 | 7 0.07 97.37 292 | 17 0.17 97.54 293 | 1 0.01 97.55 301 | 16 0.16 97.71 303 | 4 0.04 97.75 320 | 55 0.55 98.30 330 | 5 0.05 98.35 340 | 9 0.09 98.44 351 | 2 0.02 98.46 363 | 4 0.04 98.50 377 | 2 0.02 98.52 378 | 7 0.07 98.59 385 | 57 0.57 99.16 386 | 9 0.09 99.25 388 | 25 0.25 99.50 389 | 6 0.06 99.56 401 | 2 0.02 99.58 402 | 1 0.01 99.59 407 | 7 0.07 99.66 417 | 14 0.14 99.80 420 | 4 0.04 99.84 423 | 6 0.06 99.90 424 | 1 0.01 99.91 442 | 6 0.06 99.97 444 | 1 0.01 99.98 445 | 1 0.01 99.99 450 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016