Frequencies for first 10,000 rows of prov1530 variable in pos2006 dataset : subunit | operation | indicator | Freq. Percent Cum. ------------+----------------------------------- | 8,263 82.63 82.63 N | 1,715 17.15 99.78 Y | 22 0.22 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016