Frequencies for first 10,000 rows of ashi_acrdtd_y_match_sw variable in posclia2018 dataset : AO ASHI | Accredited | Y Match | Indicator | Freq. Percent Cum. ------------+----------------------------------- N | 9,999 99.99 99.99 Y | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 15 Feb 2019