Frequencies for first 10,000 rows of suppressionused variable in sdued2007 data Suppression | Used | Freq. Percent Cum. ------------+----------------------------------- false | 3,999 39.99 39.99 true | 6,001 60.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 20 Feb 2018