Frequencies for first 10,000 rows of drugres1 variable in person dataset : drug test- | result (1) | Freq. Percent Cum. ------------+----------------------------------- 0 | 5,958 59.58 59.58 1 | 2,331 23.31 82.89 95 | 5 0.05 82.94 100 | 1 0.01 82.95 128 | 17 0.17 83.12 136 | 4 0.04 83.16 151 | 19 0.19 83.35 155 | 69 0.69 84.04 157 | 6 0.06 84.10 158 | 1 0.01 84.11 167 | 20 0.20 84.31 177 | 40 0.40 84.71 187 | 29 0.29 85.00 188 | 6 0.06 85.06 189 | 22 0.22 85.28 200 | 1 0.01 85.29 300 | 45 0.45 85.74 301 | 1 0.01 85.75 303 | 2 0.02 85.77 304 | 81 0.81 86.58 308 | 2 0.02 86.60 313 | 5 0.05 86.65 316 | 8 0.08 86.73 321 | 21 0.21 86.94 337 | 4 0.04 86.98 338 | 2 0.02 87.00 342 | 1 0.01 87.01 343 | 5 0.05 87.06 348 | 31 0.31 87.37 351 | 10 0.10 87.47 352 | 1 0.01 87.48 358 | 4 0.04 87.52 367 | 1 0.01 87.53 387 | 3 0.03 87.56 401 | 213 2.13 89.69 402 | 55 0.55 90.24 405 | 1 0.01 90.25 407 | 31 0.31 90.56 417 | 98 0.98 91.54 423 | 5 0.05 91.59 435 | 2 0.02 91.61 513 | 1 0.01 91.62 522 | 2 0.02 91.64 528 | 1 0.01 91.65 600 | 180 1.80 93.45 603 | 25 0.25 93.70 605 | 123 1.23 94.93 695 | 130 1.30 96.23 702 | 1 0.01 96.24 807 | 1 0.01 96.25 924 | 2 0.02 96.27 995 | 3 0.03 96.30 996 | 104 1.04 97.34 997 | 126 1.26 98.60 998 | 12 0.12 98.72 999 | 128 1.28 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Oct 2016