2011 114 vehicles 2010 190 vehicles 2009 238 vehicles 2008 489 vehicles 2007 1,012 vehicles 2006 1,163 vehicles 2005 2,092 vehicles 2004 2,908 vehicles 2003 3,040 vehicles 2002 3,446 vehicles 2001 2,817 vehicles 2000 3,142 vehicles 1999 3,474 vehicles 1998 3,417 vehicles 1997 1,718 vehicles 1996 2,495 vehicles 1995 4,866 vehicles 1994 5,742 vehicles 1993 4,545 vehicles 1992 2,145 vehicles 1991 1,081 vehicles 1990 884 vehicles 1989 856 vehicles 1988 467 vehicles 1987 189 vehicles 1986 118 vehicles