2004 123 vehicles 2003 188 vehicles 2002 260 vehicles 2001 342 vehicles 2000 356 vehicles 1999 626 vehicles 1998 644 vehicles 1997 476 vehicles 1996 338 vehicles 1995 318 vehicles 1994 523 vehicles 1993 761 vehicles 1992 331 vehicles 1991 458 vehicles 1990 580 vehicles