Frequencies for first 10,000 rows of prov2715 variable in pos1999 dataset : compliance: | status | Freq. Percent Cum. ------------+----------------------------------- | 752 7.52 7.52 A | 8,790 87.90 95.42 B | 458 4.58 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016