Frequencies for first 10,000 rows of otherprv variable in nhamcsopd1999 dataset : other | provider | seen | Freq. Percent Cum. ------------+----------------------------------- 0 | 8,962 89.62 89.62 1 | 1,038 10.38 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016