Frequencies for first 10,000 rows of prov3530 variable in pos2001 dataset : srv: | housekeepin | g-onsite-re | sidents | Freq. Percent Cum. ------------+----------------------------------- | 7,345 73.45 73.45 N | 546 5.46 78.91 Y | 2,109 21.09 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016