Frequencies for first 10,000 rows of drugcl6 variable in nhamcsopd1999 dataset : drug class | for | medication | #6 | Freq. Percent Cum. ------------+----------------------------------- | 9,554 95.54 95.54 0117 | 12 0.12 95.66 0118 | 28 0.28 95.94 0119 | 7 0.07 96.01 0346 | 2 0.02 96.03 0347 | 5 0.05 96.08 0353 | 1 0.01 96.09 0355 | 2 0.02 96.11 0357 | 1 0.01 96.12 0388 | 8 0.08 96.20 0408 | 8 0.08 96.28 0409 | 2 0.02 96.30 0411 | 1 0.01 96.31 0501 | 3 0.03 96.34 0503 | 6 0.06 96.40 0504 | 3 0.03 96.43 0506 | 4 0.04 96.47 0507 | 15 0.15 96.62 0510 | 15 0.15 96.77 0512 | 10 0.10 96.87 0513 | 1 0.01 96.88 0514 | 6 0.06 96.94 0627 | 8 0.08 97.02 0628 | 3 0.03 97.05 0630 | 20 0.20 97.25 0631 | 1 0.01 97.26 0635 | 4 0.04 97.30 0789 | 2 0.02 97.32 0874 | 30 0.30 97.62 0875 | 3 0.03 97.65 0876 | 7 0.07 97.72 0877 | 4 0.04 97.76 0878 | 1 0.01 97.77 0912 | 17 0.17 97.94 0913 | 8 0.08 98.02 0914 | 1 0.01 98.03 0915 | 11 0.11 98.14 0916 | 3 0.03 98.17 1032 | 6 0.06 98.23 1034 | 11 0.11 98.34 1036 | 17 0.17 98.51 1037 | 5 0.05 98.56 1180 | 9 0.09 98.65 1265 | 3 0.03 98.68 1268 | 9 0.09 98.77 1271 | 5 0.05 98.82 1275 | 1 0.01 98.83 1371 | 6 0.06 98.89 1372 | 1 0.01 98.90 1373 | 2 0.02 98.92 1374 | 3 0.03 98.95 1480 | 1 0.01 98.96 1566 | 2 0.02 98.98 1570 | 2 0.02 99.00 1720 | 2 0.02 99.02 1721 | 18 0.18 99.20 1722 | 13 0.13 99.33 1723 | 1 0.01 99.34 1724 | 7 0.07 99.41 1725 | 1 0.01 99.42 1727 | 1 0.01 99.43 1860 | 1 0.01 99.44 1864 | 2 0.02 99.46 1940 | 21 0.21 99.67 1941 | 5 0.05 99.72 1943 | 4 0.04 99.76 1944 | 7 0.07 99.83 1947 | 8 0.08 99.91 2000 | 1 0.01 99.92 2087 | 8 0.08 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016