Frequencies for first 10,000 rows of f_wtgain variable in natl2011 dataset : Weight gain | (wtgain | Freq. Percent Cum. ------------+----------------------------------- 1 | 10,000 100.00 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Dec 2015