Frequencies for first 10,000 rows of skltn_rec_sw variable in pos2008 dataset : skeleton | record | indicator | Freq. Percent Cum. ------------+----------------------------------- | 8,531 85.31 85.31 N | 483 4.83 90.14 Y | 986 9.86 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 May 2017