2005 146 vehicles 2004 333 vehicles 2003 244 vehicles 2002 298 vehicles 2001 248 vehicles 2000 499 vehicles 1999 281 vehicles 1998 391 vehicles 1997 810 vehicles 1996 2,112 vehicles 1995 2,659 vehicles 1994 1,303 vehicles 1993 175 vehicles 1992 133 vehicles 1991 109 vehicles