Frequencies for first 10,000 rows of prov3300 variable in pos2008 dataset : srv: phys | extender-of | fsite-resid | Freq. Percent Cum. ------------+----------------------------------- | 7,661 76.61 76.61 N | 2,204 22.04 98.65 Y | 135 1.35 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 May 2017