Frequencies for first 10,000 rows of drug8cl1 variable in namcs2003 dataset : ndc code #1 | for | medication | #8 | Freq. Percent Cum. ------------+----------------------------------- | 9,648 96.48 96.48 0119 | 1 0.01 96.49 0281 | 1 0.01 96.50 0347 | 1 0.01 96.51 0353 | 2 0.02 96.53 0358 | 1 0.01 96.54 0408 | 3 0.03 96.57 0409 | 8 0.08 96.65 0501 | 1 0.01 96.66 0502 | 2 0.02 96.68 0503 | 8 0.08 96.76 0504 | 2 0.02 96.78 0506 | 14 0.14 96.92 0507 | 15 0.15 97.07 0509 | 2 0.02 97.09 0510 | 8 0.08 97.17 0512 | 6 0.06 97.23 0513 | 3 0.03 97.26 0514 | 9 0.09 97.35 0626 | 2 0.02 97.37 0627 | 10 0.10 97.47 0628 | 6 0.06 97.53 0630 | 11 0.11 97.64 0631 | 1 0.01 97.65 0632 | 3 0.03 97.68 0635 | 1 0.01 97.69 0789 | 1 0.01 97.70 0874 | 22 0.22 97.92 0879 | 2 0.02 97.94 0912 | 22 0.22 98.16 0913 | 15 0.15 98.31 0914 | 2 0.02 98.33 0915 | 7 0.07 98.40 0916 | 7 0.07 98.47 0917 | 3 0.03 98.50 1032 | 3 0.03 98.53 1033 | 1 0.01 98.54 1034 | 7 0.07 98.61 1036 | 18 0.18 98.79 1037 | 12 0.12 98.91 1042 | 1 0.01 98.92 1180 | 4 0.04 98.96 1181 | 3 0.03 98.99 1265 | 1 0.01 99.00 1268 | 1 0.01 99.01 1270 | 1 0.01 99.02 1373 | 4 0.04 99.06 1374 | 9 0.09 99.15 1480 | 1 0.01 99.16 1566 | 5 0.05 99.21 1568 | 2 0.02 99.23 1569 | 1 0.01 99.24 1671 | 1 0.01 99.25 1720 | 1 0.01 99.26 1721 | 11 0.11 99.37 1722 | 10 0.10 99.47 1723 | 2 0.02 99.49 1724 | 4 0.04 99.53 1725 | 5 0.05 99.58 1727 | 5 0.05 99.63 1940 | 15 0.15 99.78 1941 | 2 0.02 99.80 1943 | 3 0.03 99.83 1944 | 5 0.05 99.88 1947 | 7 0.07 99.95 2000 | 1 0.01 99.96 2087 | 3 0.03 99.99 2100 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016