Frequencies for first 10,000 rows of prov3390 variable in pos2004 dataset : srv: | activities- | offsite-res | idents | Freq. Percent Cum. ------------+----------------------------------- | 7,489 74.89 74.89 N | 2,418 24.18 99.07 Y | 93 0.93 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016