2016 521 vehicles 2013 2,122 vehicles 2012 1,468 vehicles 2011 1,280 vehicles 2010 1,344 vehicles 2009 1,047 vehicles 2008 1,392 vehicles 2007 1,383 vehicles 2006 1,544 vehicles 2005 1,755 vehicles 2004 1,101 vehicles 2003 1,263 vehicles 2002 1,385 vehicles 2001 1,012 vehicles 2000 880 vehicles 1999 628 vehicles 1998 726 vehicles 1997 594 vehicles 1996 420 vehicles 1995 381 vehicles 1994 394 vehicles 1993 250 vehicles 1983 116 vehicles 1982 133 vehicles 1981 177 vehicles 1980 211 vehicles