Frequencies for first 10,000 rows of othprov variable in nhamcsopd2005 dataset : other | provider | seen | Freq. Percent Cum. ------------+----------------------------------- no | 6,773 67.73 67.73 yes | 3,227 32.27 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016