2013 200 vehicles 2012 285 vehicles 2011 547 vehicles 2010 698 vehicles 2009 798 vehicles 2008 876 vehicles 2007 886 vehicles 2006 1,475 vehicles 2005 1,910 vehicles 2004 2,000 vehicles 2003 1,558 vehicles 2002 1,346 vehicles 2001 2,043 vehicles 2000 2,285 vehicles 1999 2,550 vehicles 1998 2,613 vehicles 1997 1,912 vehicles 1996 1,785 vehicles 1995 1,478 vehicles 1994 1,270 vehicles 1993 788 vehicles 1992 756 vehicles 1991 596 vehicles 1990 335 vehicles