Frequencies for first 10,000 rows of prov3335 variable in pos1999 dataset : srv: | dietary-ons | ite-residen | ts | Freq. Percent Cum. ------------+----------------------------------- | 7,387 73.87 73.87 N | 535 5.35 79.22 Y | 2,078 20.78 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016