2013 452 vehicles 2012 626 vehicles 2011 853 vehicles 2010 677 vehicles 2009 885 vehicles 2008 494 vehicles 2007 657 vehicles 2006 903 vehicles 2005 1,020 vehicles 2004 474 vehicles 2003 367 vehicles 2002 355 vehicles 2001 429 vehicles 2000 349 vehicles 1999 429 vehicles 1998 302 vehicles 1997 418 vehicles 1996 241 vehicles 1995 297 vehicles 1994 348 vehicles 1993 460 vehicles 1992 349 vehicles 1991 290 vehicles 1990 471 vehicles 1989 428 vehicles 1988 421 vehicles 1987 413 vehicles 1986 464 vehicles 1985 560 vehicles 1984 502 vehicles