Frequencies for first 10,000 rows of drugcl6 variable in nhamcsopd1997 dataset : drug class | for | medication | #6 | Freq. Percent Cum. ------------+----------------------------------- | 9,614 96.14 96.14 0117 | 2 0.02 96.16 0118 | 2 0.02 96.18 0346 | 1 0.01 96.19 0347 | 1 0.01 96.20 0348 | 11 0.11 96.31 0350 | 1 0.01 96.32 0353 | 3 0.03 96.35 0356 | 1 0.01 96.36 0358 | 1 0.01 96.37 0388 | 21 0.21 96.58 0408 | 5 0.05 96.63 0409 | 3 0.03 96.66 0501 | 3 0.03 96.69 0503 | 6 0.06 96.75 0504 | 1 0.01 96.76 0506 | 7 0.07 96.83 0507 | 9 0.09 96.92 0509 | 2 0.02 96.94 0510 | 13 0.13 97.07 0512 | 8 0.08 97.15 0513 | 4 0.04 97.19 0514 | 10 0.10 97.29 0626 | 3 0.03 97.32 0627 | 2 0.02 97.34 0628 | 8 0.08 97.42 0630 | 13 0.13 97.55 0631 | 1 0.01 97.56 0635 | 2 0.02 97.58 0789 | 3 0.03 97.61 0874 | 23 0.23 97.84 0876 | 2 0.02 97.86 0877 | 2 0.02 97.88 0878 | 2 0.02 97.90 0879 | 3 0.03 97.93 0912 | 13 0.13 98.06 0913 | 11 0.11 98.17 0915 | 14 0.14 98.31 0916 | 1 0.01 98.32 0917 | 1 0.01 98.33 1032 | 4 0.04 98.37 1033 | 2 0.02 98.39 1034 | 6 0.06 98.45 1036 | 17 0.17 98.62 1037 | 3 0.03 98.65 1040 | 2 0.02 98.67 1180 | 7 0.07 98.74 1265 | 3 0.03 98.77 1268 | 4 0.04 98.81 1271 | 3 0.03 98.84 1371 | 2 0.02 98.86 1373 | 4 0.04 98.90 1374 | 3 0.03 98.93 1479 | 1 0.01 98.94 1480 | 1 0.01 98.95 1481 | 1 0.01 98.96 1566 | 1 0.01 98.97 1568 | 1 0.01 98.98 1570 | 1 0.01 98.99 1671 | 2 0.02 99.01 1720 | 2 0.02 99.03 1721 | 8 0.08 99.11 1722 | 26 0.26 99.37 1724 | 3 0.03 99.40 1725 | 2 0.02 99.42 1727 | 8 0.08 99.50 1860 | 1 0.01 99.51 1864 | 3 0.03 99.54 1940 | 24 0.24 99.78 1943 | 1 0.01 99.79 1944 | 3 0.03 99.82 1947 | 7 0.07 99.89 2087 | 11 0.11 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016