Frequencies for first 10,000 rows of rx10cat3 variable in namcs2013 dataset : For RX10, | MULTUM drug | category #3 | - detailed | Freq. Percent Cum. ------------+----------------------------------- | 9,987 99.87 99.87 118 | 1 0.01 99.88 197 | 1 0.01 99.89 203 | 5 0.05 99.94 265 | 2 0.02 99.96 270 | 4 0.04 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 27 Mar 2017