2016 2,267 vehicles 2015 7,765 vehicles 2014 6,931 vehicles 2013 5,355 vehicles 2012 4,676 vehicles 2011 5,142 vehicles 2010 5,076 vehicles 2009 4,699 vehicles 2008 5,385 vehicles 2007 5,580 vehicles 2006 5,351 vehicles 2005 5,694 vehicles 2004 6,028 vehicles 2003 6,440 vehicles 2002 5,996 vehicles 2001 5,153 vehicles 2000 5,008 vehicles 1999 5,193 vehicles 1998 6,506 vehicles 1997 6,588 vehicles 1996 6,805 vehicles 1995 6,018 vehicles 1994 5,250 vehicles 1993 5,042 vehicles 1992 4,221 vehicles 1991 4,843 vehicles 1990 4,928 vehicles 1989 5,707 vehicles 1988 4,766 vehicles 1987 4,831 vehicles 1986 5,265 vehicles 1985 4,339 vehicles 1984 2,989 vehicles 1983 1,201 vehicles 1982 201 vehicles 1981 134 vehicles 1980 146 vehicles