%AVF+ Jan-Dec 2004
%AVF+ Jan-Dec 2005
%Unknown Jan-Dec 2004
%Unknown Jan-Dec 2005
 
% AVF-in-Place 2006 % AVF-in-Place 2007 % Unknown Access 2006 % Unknown Access 2007
NWRN 40.7% 38.7% 8.5% 4.5%
AK 43.5% 41.7% 51.6% 40.0%
ID 20.8% 37.3% 0.0% 0.0%
MT 42.0% 17.1% 0.0% 0.0%
OR 36.9% 43.1% 11.0% 4.6%
WA 43.7% 38.7% 6.3% 3.8%