Frequencies for first 10,000 rows of pct012e103 variable in sf12010860us24 dataset : 100 to 104 | years | Freq. Percent Cum. ------------+----------------------------------- 0 | 10,000 100.00 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Apr 2017