Frequencies for first 10,000 rows of othexm variable in namcs1996 dataset : other exam | Freq. Percent Cum. ------------+----------------------------------- 0 | 8,226 82.26 82.26 1 | 1,774 17.74 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016