Frequencies for first 10,000 rows of otherprv variable in nhamcsopd1996 dataset : other | provider | seen | Freq. Percent Cum. ------------+----------------------------------- 0 | 8,690 86.90 86.90 1 | 1,310 13.10 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016