Frequencies for first 10,000 rows of consult variable in nhamcsed2014 dataset : Consulting | physician | seen | Freq. Percent Cum. ------------+----------------------------------- No | 8,831 88.31 88.31 Yes | 1,169 11.69 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 11 Apr 2017