Frequencies for first 10,000 rows of diabetes variable in nhamcsopd2009 dataset : does | patient now | have: | diabetes | Freq. Percent Cum. ------------+----------------------------------- no | 8,657 86.57 86.57 yes | 1,343 13.43 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016