Frequencies for first 10,000 rows of prov3455 variable in pos2005 dataset : srv: mental | health-onsi | te-resid | Freq. Percent Cum. ------------+----------------------------------- | 7,474 74.74 74.74 N | 1,121 11.21 85.95 Y | 1,405 14.05 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016