2010 219 vehicles 2009 127 vehicles 2003 109 vehicles 2002 172 vehicles 2001 274 vehicles 2000 450 vehicles 1999 845 vehicles 1998 1,190 vehicles 1997 1,059 vehicles 1996 530 vehicles 1995 389 vehicles 1994 358 vehicles 1993 449 vehicles 1992 582 vehicles 1991 398 vehicles 1990 331 vehicles 1989 180 vehicles