4/19/2009
			AVF in Use	AVF Maturing	Catheter <90 Days	Missing	Catheter >90 Days	AV Graft
		WWA	67.3%	7.5%	5.3%	0.1%	8.0%	11.8%
		OR	65.0%	8.5%	5.3%	0.1%	7.9%	13.2%
		NWRN	63.9%	8.1%	5.5%	0.1%	9.1%	13.4%
		AK	62.5%	10.0%	5.5%	0.7%	12.7%	8.6%
		EWA	61.3%	9.1%	4.8%	0.1%	8.5%	16.3%
		MT	59.3%	6.1%	5.8%	0.0%	18.2%	10.6%
		ID	51.1%	9.0%	7.6%	0.0%	11.2%	21.1%