Frequencies for first 10,000 rows of wtreduc variable in namcs2011 dataset : Weight | reduction | Freq. Percent Cum. ------------+----------------------------------- No | 9,568 95.68 95.68 Yes | 432 4.32 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016