2007 486 vehicles 2006 401 vehicles 2005 621 vehicles 2004 432 vehicles 2003 730 vehicles 2002 621 vehicles 2001 526 vehicles 2000 358 vehicles 1999 317 vehicles 1998 192 vehicles 1997 172 vehicles 1992 158 vehicles 1991 173 vehicles 1990 265 vehicles 1989 241 vehicles 1988 169 vehicles 1987 111 vehicles 1985 104 vehicles 1983 112 vehicles 1982 113 vehicles