Frequencies for first 10,000 rows of prov0725 variable in pos2001 dataset : special | care | beds-aids | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,995 99.95 99.95 25 | 3 0.03 99.98 27 | 1 0.01 99.99 111 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016