Frequencies for first 10,000 rows of othproc variable in nhamcsed2005 dataset : other | procedure | Freq. Percent Cum. ------------+----------------------------------- no | 8,853 88.53 88.53 yes | 1,147 11.47 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016