Frequencies for first 10,000 rows of prov3405 variable in pos2004 dataset : srv: social | work-offsit | e-residents | Freq. Percent Cum. ------------+----------------------------------- | 7,489 74.89 74.89 N | 2,408 24.08 98.97 Y | 103 1.03 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016