Frequencies for first 10,000 rows of drugcl4 variable in nhamcsed1994 dataset : drug class | for drug #4 | Freq. Percent Cum. ------------+----------------------------------- | 9,237 92.37 92.37 0117 | 4 0.04 92.41 0119 | 18 0.18 92.59 0281 | 3 0.03 92.62 0346 | 13 0.13 92.75 0347 | 33 0.33 93.08 0348 | 11 0.11 93.19 0350 | 4 0.04 93.23 0352 | 1 0.01 93.24 0353 | 8 0.08 93.32 0354 | 5 0.05 93.37 0355 | 6 0.06 93.43 0388 | 1 0.01 93.44 0408 | 7 0.07 93.51 0409 | 16 0.16 93.67 0411 | 1 0.01 93.68 0501 | 12 0.12 93.80 0502 | 4 0.04 93.84 0503 | 29 0.29 94.13 0504 | 1 0.01 94.14 0505 | 4 0.04 94.18 0506 | 27 0.27 94.45 0507 | 23 0.23 94.68 0626 | 10 0.10 94.78 0627 | 22 0.22 95.00 0628 | 8 0.08 95.08 0630 | 14 0.14 95.22 0874 | 29 0.29 95.51 0875 | 4 0.04 95.55 0876 | 8 0.08 95.63 0877 | 9 0.09 95.72 0912 | 1 0.01 95.73 0913 | 10 0.10 95.83 0914 | 2 0.02 95.85 0915 | 14 0.14 95.99 1032 | 18 0.18 96.17 1033 | 1 0.01 96.18 1034 | 3 0.03 96.21 1036 | 10 0.10 96.31 1037 | 9 0.09 96.40 1039 | 1 0.01 96.41 1040 | 1 0.01 96.42 1180 | 6 0.06 96.48 1200 | 2 0.02 96.50 1264 | 2 0.02 96.52 1265 | 17 0.17 96.69 1371 | 6 0.06 96.75 1373 | 14 0.14 96.89 1374 | 10 0.10 96.99 1400 | 2 0.02 97.01 1479 | 2 0.02 97.03 1567 | 1 0.01 97.04 1568 | 5 0.05 97.09 1569 | 4 0.04 97.13 1670 | 2 0.02 97.15 1671 | 4 0.04 97.19 1700 | 2 0.02 97.21 1720 | 97 0.97 98.18 1724 | 33 0.33 98.51 1725 | 2 0.02 98.53 1860 | 1 0.01 98.54 1940 | 51 0.51 99.05 1941 | 18 0.18 99.23 1943 | 9 0.09 99.32 1944 | 13 0.13 99.45 1945 | 1 0.01 99.46 2000 | 50 0.50 99.96 2087 | 4 0.04 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016