Frequencies for first 10,000 rows of prov3395 variable in pos1992 dataset : srv: social | work-onsite | -residents | Freq. Percent Cum. ------------+----------------------------------- | 7,366 73.66 73.66 N | 136 1.36 75.02 Y | 2,498 24.98 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016