Frequencies for first 10,000 rows of prov3330 variable in pos1993 dataset : srv: | pharmacy-of | fsite-resid | ents | Freq. Percent Cum. ------------+----------------------------------- | 7,627 76.27 76.27 N | 2,025 20.25 96.52 Y | 348 3.48 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016