Frequencies for first 10,000 rows of prov3430 variable in pos2003 dataset : srv: | dental-onsi | te-non | residents | Freq. Percent Cum. ------------+----------------------------------- | 7,305 73.05 73.05 N | 2,662 26.62 99.67 Y | 33 0.33 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016