Frequencies for first 10,000 rows of PCT012B105 variable in sf12000860us17 dataset : 110 years | and over | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,954 99.54 99.54 1 | 43 0.43 99.97 2 | 2 0.02 99.99 4 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Apr 2017