Frequencies for first 10,000 rows of drugres2 variable in person dataset : drug test- | result (2) | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,259 92.59 92.59 151 | 4 0.04 92.63 154 | 1 0.01 92.64 155 | 20 0.20 92.84 157 | 7 0.07 92.91 163 | 2 0.02 92.93 167 | 3 0.03 92.96 177 | 20 0.20 93.16 178 | 2 0.02 93.18 187 | 16 0.16 93.34 188 | 1 0.01 93.35 189 | 24 0.24 93.59 229 | 1 0.01 93.60 300 | 19 0.19 93.79 304 | 16 0.16 93.95 308 | 1 0.01 93.96 316 | 4 0.04 94.00 321 | 12 0.12 94.12 337 | 4 0.04 94.16 343 | 6 0.06 94.22 348 | 11 0.11 94.33 351 | 22 0.22 94.55 352 | 6 0.06 94.61 367 | 3 0.03 94.64 376 | 1 0.01 94.65 387 | 3 0.03 94.68 401 | 27 0.27 94.95 402 | 19 0.19 95.14 407 | 47 0.47 95.61 410 | 1 0.01 95.62 417 | 153 1.53 97.15 432 | 2 0.02 97.17 519 | 1 0.01 97.18 522 | 4 0.04 97.22 600 | 26 0.26 97.48 603 | 12 0.12 97.60 605 | 82 0.82 98.42 695 | 64 0.64 99.06 996 | 93 0.93 99.99 998 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Oct 2016