Frequencies for first 10,000 rows of prov3335 variable in pos1992 dataset : srv: | dietary-ons | ite-residen | ts | Freq. Percent Cum. ------------+----------------------------------- | 7,366 73.66 73.66 N | 581 5.81 79.47 Y | 2,053 20.53 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016