Frequencies for first 10,000 rows of prov0270 variable in pos2005 dataset : compliance: | patient | room size | Freq. Percent Cum. ------------+----------------------------------- | 9,911 99.11 99.11 1 | 89 0.89 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016