Frequencies for first 10,000 rows of httake variable in namcs2011 dataset : Height | measured | Freq. Percent Cum. ------------+----------------------------------- No | 4,045 40.45 40.45 Yes | 5,955 59.55 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016