Frequencies for first 10,000 rows of prov3390 variable in pos2001 dataset : srv: | activities- | offsite-res | idents | Freq. Percent Cum. ------------+----------------------------------- | 7,345 73.45 73.45 N | 2,548 25.48 98.93 Y | 107 1.07 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016