2014 536 vehicles 2013 1,216 vehicles 2012 1,219 vehicles 2011 1,665 vehicles 2010 2,209 vehicles 2009 2,736 vehicles 2008 3,573 vehicles 2007 5,300 vehicles 2006 5,773 vehicles 2005 6,570 vehicles 2004 7,820 vehicles 2003 7,361 vehicles 2002 6,664 vehicles 2001 6,548 vehicles 2000 3,641 vehicles 1999 2,739 vehicles 1998 1,554 vehicles