Frequencies for first 10,000 rows of drugcl4 variable in nhamcsed1999 dataset : drug class | for drug #4 | Freq. Percent Cum. ------------+----------------------------------- | 9,023 90.23 90.23 0117 | 15 0.15 90.38 0118 | 1 0.01 90.39 0119 | 23 0.23 90.62 0281 | 2 0.02 90.64 0283 | 1 0.01 90.65 0346 | 18 0.18 90.83 0347 | 31 0.31 91.14 0348 | 21 0.21 91.35 0350 | 2 0.02 91.37 0352 | 5 0.05 91.42 0353 | 8 0.08 91.50 0354 | 2 0.02 91.52 0355 | 7 0.07 91.59 0357 | 11 0.11 91.70 0388 | 4 0.04 91.74 0408 | 5 0.05 91.79 0409 | 16 0.16 91.95 0411 | 1 0.01 91.96 0501 | 9 0.09 92.05 0502 | 3 0.03 92.08 0503 | 22 0.22 92.30 0504 | 2 0.02 92.32 0505 | 2 0.02 92.34 0506 | 7 0.07 92.41 0507 | 21 0.21 92.62 0509 | 3 0.03 92.65 0510 | 13 0.13 92.78 0512 | 9 0.09 92.87 0513 | 16 0.16 93.03 0514 | 12 0.12 93.15 0626 | 30 0.30 93.45 0627 | 19 0.19 93.64 0628 | 17 0.17 93.81 0630 | 18 0.18 93.99 0632 | 1 0.01 94.00 0635 | 14 0.14 94.14 0789 | 1 0.01 94.15 0800 | 1 0.01 94.16 0874 | 48 0.48 94.64 0875 | 2 0.02 94.66 0876 | 11 0.11 94.77 0877 | 2 0.02 94.79 0878 | 4 0.04 94.83 0879 | 1 0.01 94.84 0912 | 10 0.10 94.94 0913 | 8 0.08 95.02 0914 | 1 0.01 95.03 0915 | 18 0.18 95.21 1000 | 1 0.01 95.22 1032 | 23 0.23 95.45 1034 | 14 0.14 95.59 1036 | 20 0.20 95.79 1037 | 5 0.05 95.84 1040 | 1 0.01 95.85 1180 | 12 0.12 95.97 1181 | 2 0.02 95.99 1265 | 2 0.02 96.01 1268 | 11 0.11 96.12 1271 | 5 0.05 96.17 1371 | 2 0.02 96.19 1373 | 13 0.13 96.32 1374 | 6 0.06 96.38 1479 | 3 0.03 96.41 1566 | 2 0.02 96.43 1568 | 3 0.03 96.46 1569 | 1 0.01 96.47 1570 | 2 0.02 96.49 1670 | 2 0.02 96.51 1671 | 22 0.22 96.73 1720 | 3 0.03 96.76 1721 | 77 0.77 97.53 1722 | 68 0.68 98.21 1724 | 41 0.41 98.62 1727 | 1 0.01 98.63 1860 | 3 0.03 98.66 1863 | 1 0.01 98.67 1940 | 55 0.55 99.22 1941 | 9 0.09 99.31 1943 | 8 0.08 99.39 1944 | 13 0.13 99.52 1945 | 1 0.01 99.53 1947 | 6 0.06 99.59 2000 | 1 0.01 99.60 2087 | 40 0.40 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016