Frequencies for first 10,000 rows of prov3405 variable in pos1994 dataset : srv: social | work-offsit | e-residents | Freq. Percent Cum. ------------+----------------------------------- | 7,565 75.65 75.65 N | 2,286 22.86 98.51 Y | 149 1.49 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 May 2017