Frequencies for first 10,000 rows of prov3315 variable in pos2006 dataset : srv: | nursing-off | site-reside | nts | Freq. Percent Cum. ------------+----------------------------------- | 7,456 74.56 74.56 N | 2,424 24.24 98.80 Y | 120 1.20 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016