Electronic Toll Collection*

	Data Year	% of Deployment
Toll collection plazas with Electronic Toll Collection capability	1997	N/A†
	1999	94%
	2000	90%
	2002	94%
	2004	96%
	2005	94%
	2006	95%
	2007	96%

	Data Year	% of Deployment
Toll collection lanes with Electronic Toll Collection capability	1997	36%
	1999	43%
	2000	73%
	2002	73%
	2004	81%
	2005	79%
	2006	82%
	2007	85%

* Trend data is based on 78 large metropolitan areas surveyed in 1997, 1999, 2000, 2002, 2004, 2005, 2006 and 2007.

^†N/A = No data available for this survey year