2009 719 vehicles 2008 1,065 vehicles 2007 1,699 vehicles 2006 1,331 vehicles 2005 1,126 vehicles 2004 925 vehicles 2003 1,238 vehicles 2002 1,356 vehicles 2001 1,124 vehicles 2000 988 vehicles 1999 1,718 vehicles 1998 1,241 vehicles 1997 412 vehicles