Frequencies for first 10,000 rows of prov2715 variable in pos1997 dataset : compliance: | status | Freq. Percent Cum. ------------+----------------------------------- | 824 8.24 8.24 A | 8,788 87.88 96.12 B | 388 3.88 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016