Frequencies for first 10,000 rows of pct012g104 variable in sf12010860us26 dataset : 105 to 109 | years | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,986 99.86 99.86 1 | 14 0.14 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Apr 2017