Frequencies for first 10,000 rows of prov3435 variable in pos2006 dataset : srv: | dental-offs | ite-residen | ts | Freq. Percent Cum. ------------+----------------------------------- | 7,456 74.56 74.56 N | 1,804 18.04 92.60 Y | 740 7.40 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016