Frequencies for first 10,000 rows of prov3405 variable in pos2002 dataset : srv: social | work-offsit | e-residents | Freq. Percent Cum. ------------+----------------------------------- | 7,326 73.26 73.26 N | 2,562 25.62 98.88 Y | 112 1.12 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016