Frequencies for first 10,000 rows of prov3390 variable in pos2006 dataset : srv: | activities- | offsite-res | idents | Freq. Percent Cum. ------------+----------------------------------- | 7,456 74.56 74.56 N | 2,457 24.57 99.13 Y | 87 0.87 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016