Frequencies for first 10,000 rows of othdiag variable in nhamcsopd2002 dataset : other | diagnostic | service | Freq. Percent Cum. ------------+----------------------------------- 0 | 8,934 89.34 89.34 1 | 1,066 10.66 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016