Frequencies for first 10,000 rows of prov0270 variable in pos2008 dataset : compliance: | patient | room size | Freq. Percent Cum. ------------+----------------------------------- | 9,938 99.38 99.38 1 | 62 0.62 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016