Frequencies for first 10,000 rows of othexm variable in nhamcsopd1996 dataset : other exam | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,253 92.53 92.53 1 | 747 7.47 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016