2014 113 vehicles 2012 171 vehicles 2011 122 vehicles 2007 101 vehicles 2003 118 vehicles 2002 159 vehicles 2001 137 vehicles 2000 203 vehicles 1999 173 vehicles 1998 142 vehicles 1997 177 vehicles 1996 114 vehicles 1995 204 vehicles 1994 339 vehicles 1993 264 vehicles 1992 458 vehicles 1991 500 vehicles 1990 483 vehicles 1989 347 vehicles 1988 352 vehicles 1987 228 vehicles 1986 413 vehicles 1985 472 vehicles 1984 946 vehicles 1983 938 vehicles 1982 1,543 vehicles 1981 1,819 vehicles 1980 1,730 vehicles