Frequencies for first 10,000 rows of prov3420 variable in pos2001 dataset : srv: speech | path-offsit | e-residen | Freq. Percent Cum. ------------+----------------------------------- | 7,345 73.45 73.45 N | 2,486 24.86 98.31 Y | 169 1.69 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016