Frequencies for first 10,000 rows of drugcl3 variable in namcs1994 dataset : drug class | for | medication | #3 | Freq. Percent Cum. ------------+----------------------------------- | 7,756 77.56 77.56 0117 | 1 0.01 77.57 0119 | 2 0.02 77.59 0346 | 24 0.24 77.83 0347 | 19 0.19 78.02 0348 | 22 0.22 78.24 0350 | 2 0.02 78.26 0352 | 3 0.03 78.29 0353 | 9 0.09 78.38 0354 | 6 0.06 78.44 0355 | 9 0.09 78.53 0356 | 3 0.03 78.56 0358 | 4 0.04 78.60 0388 | 5 0.05 78.65 0408 | 32 0.32 78.97 0409 | 11 0.11 79.08 0501 | 44 0.44 79.52 0502 | 38 0.38 79.90 0503 | 106 1.06 80.96 0504 | 17 0.17 81.13 0505 | 1 0.01 81.14 0506 | 193 1.93 83.07 0507 | 151 1.51 84.58 0509 | 3 0.03 84.61 0626 | 16 0.16 84.77 0627 | 66 0.66 85.43 0628 | 13 0.13 85.56 0630 | 58 0.58 86.14 0631 | 3 0.03 86.17 0789 | 6 0.06 86.23 0874 | 55 0.55 86.78 0875 | 6 0.06 86.84 0876 | 10 0.10 86.94 0877 | 15 0.15 87.09 0912 | 46 0.46 87.55 0913 | 54 0.54 88.09 0914 | 2 0.02 88.11 0915 | 57 0.57 88.68 1032 | 62 0.62 89.30 1033 | 5 0.05 89.35 1034 | 53 0.53 89.88 1035 | 2 0.02 89.90 1036 | 59 0.59 90.49 1037 | 46 0.46 90.95 1038 | 1 0.01 90.96 1040 | 11 0.11 91.07 1180 | 98 0.98 92.05 1181 | 2 0.02 92.07 1200 | 8 0.08 92.15 1264 | 4 0.04 92.19 1265 | 54 0.54 92.73 1371 | 13 0.13 92.86 1373 | 17 0.17 93.03 1374 | 18 0.18 93.21 1479 | 6 0.06 93.27 1566 | 3 0.03 93.30 1568 | 14 0.14 93.44 1569 | 2 0.02 93.46 1670 | 2 0.02 93.48 1671 | 12 0.12 93.60 1700 | 3 0.03 93.63 1720 | 162 1.62 95.25 1723 | 9 0.09 95.34 1724 | 99 0.99 96.33 1725 | 22 0.22 96.55 1860 | 6 0.06 96.61 1940 | 100 1.00 97.61 1941 | 38 0.38 97.99 1943 | 67 0.67 98.66 1944 | 46 0.46 99.12 2000 | 53 0.53 99.65 2087 | 35 0.35 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016