Frequencies for first 10,000 rows of prov2715 variable in posclia2010 dataset : compliance: | status | Freq. Percent Cum. ------------+----------------------------------- | 7,746 77.46 77.46 A | 2,177 21.77 99.23 B | 77 0.77 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016