Frequencies for first 10,000 rows of skltn_rec_sw variable in posclia2014 datas Skeleton | Record | Indicator | Freq. Percent Cum. ------------+----------------------------------- N | 836 8.36 8.36 Y | 9,164 91.64 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016