Frequencies for first 10,000 rows of drug2cl2 variable in nhamcsopd2002 dataset : drug class | #2 for | medication | #2 | Freq. Percent Cum. ------------+----------------------------------- | 9,732 97.32 97.32 0353 | 1 0.01 97.33 0507 | 16 0.16 97.49 0508 | 1 0.01 97.50 0512 | 7 0.07 97.57 0513 | 6 0.06 97.63 0630 | 1 0.01 97.64 0875 | 10 0.10 97.74 0877 | 2 0.02 97.76 0878 | 4 0.04 97.80 0913 | 4 0.04 97.84 0916 | 2 0.02 97.86 1034 | 1 0.01 97.87 1036 | 1 0.01 97.88 1040 | 1 0.01 97.89 1200 | 1 0.01 97.90 1265 | 11 0.11 98.01 1268 | 1 0.01 98.02 1275 | 14 0.14 98.16 1373 | 8 0.08 98.24 1480 | 1 0.01 98.25 1567 | 5 0.05 98.30 1568 | 2 0.02 98.32 1569 | 2 0.02 98.34 1671 | 15 0.15 98.49 1721 | 1 0.01 98.50 1722 | 1 0.01 98.51 1723 | 2 0.02 98.53 1724 | 56 0.56 99.09 1727 | 11 0.11 99.20 1728 | 61 0.61 99.81 1940 | 3 0.03 99.84 1943 | 5 0.05 99.89 1944 | 6 0.06 99.95 1947 | 2 0.02 99.97 2095 | 3 0.03 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016