Frequencies for first 10,000 rows of drugcl4 variable in namcs1999 dataset : drug class | for | medication | #4 | Freq. Percent Cum. ------------+----------------------------------- | 8,872 88.72 88.72 0119 | 1 0.01 88.73 0281 | 1 0.01 88.74 0346 | 6 0.06 88.80 0347 | 7 0.07 88.87 0348 | 6 0.06 88.93 0350 | 6 0.06 88.99 0352 | 1 0.01 89.00 0353 | 2 0.02 89.02 0354 | 3 0.03 89.05 0355 | 2 0.02 89.07 0357 | 6 0.06 89.13 0388 | 9 0.09 89.22 0408 | 7 0.07 89.29 0409 | 22 0.22 89.51 0501 | 31 0.31 89.82 0502 | 2 0.02 89.84 0503 | 27 0.27 90.11 0504 | 5 0.05 90.16 0505 | 1 0.01 90.17 0506 | 34 0.34 90.51 0507 | 54 0.54 91.05 0508 | 1 0.01 91.06 0509 | 2 0.02 91.08 0510 | 40 0.40 91.48 0511 | 3 0.03 91.51 0512 | 27 0.27 91.78 0513 | 23 0.23 92.01 0514 | 47 0.47 92.48 0600 | 1 0.01 92.49 0626 | 18 0.18 92.67 0627 | 25 0.25 92.92 0628 | 11 0.11 93.03 0630 | 52 0.52 93.55 0631 | 5 0.05 93.60 0632 | 1 0.01 93.61 0633 | 2 0.02 93.63 0789 | 2 0.02 93.65 0874 | 40 0.40 94.05 0875 | 4 0.04 94.09 0876 | 4 0.04 94.13 0877 | 15 0.15 94.28 0878 | 1 0.01 94.29 0912 | 47 0.47 94.76 0913 | 31 0.31 95.07 0915 | 22 0.22 95.29 0916 | 4 0.04 95.33 1000 | 1 0.01 95.34 1032 | 12 0.12 95.46 1033 | 1 0.01 95.47 1034 | 22 0.22 95.69 1035 | 2 0.02 95.71 1036 | 29 0.29 96.00 1037 | 16 0.16 96.16 1180 | 15 0.15 96.31 1182 | 1 0.01 96.32 1200 | 1 0.01 96.33 1264 | 4 0.04 96.37 1265 | 7 0.07 96.44 1268 | 15 0.15 96.59 1270 | 4 0.04 96.63 1271 | 5 0.05 96.68 1275 | 1 0.01 96.69 1371 | 7 0.07 96.76 1373 | 12 0.12 96.88 1374 | 29 0.29 97.17 1479 | 1 0.01 97.18 1480 | 1 0.01 97.19 1481 | 6 0.06 97.25 1566 | 8 0.08 97.33 1568 | 1 0.01 97.34 1569 | 2 0.02 97.36 1570 | 3 0.03 97.39 1670 | 2 0.02 97.41 1671 | 6 0.06 97.47 1720 | 2 0.02 97.49 1721 | 17 0.17 97.66 1722 | 55 0.55 98.21 1723 | 2 0.02 98.23 1724 | 18 0.18 98.41 1725 | 6 0.06 98.47 1727 | 6 0.06 98.53 1860 | 2 0.02 98.55 1864 | 2 0.02 98.57 1940 | 39 0.39 98.96 1941 | 10 0.10 99.06 1943 | 9 0.09 99.15 1944 | 37 0.37 99.52 1947 | 17 0.17 99.69 2087 | 26 0.26 99.95 2095 | 3 0.03 99.98 2100 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016