Year of first registration Number of  vehicles <1982 30 1982 18 1983 29 1984 25 1985 54 1986 54 1987 84 1988 116 1989 127 1990 199 1991 233 1992 226 1993 181 1994 255 1995 366 1996 506 1997 696 1998 973 1999 676 2000 688 2001 889 2002 696 2003 581 2004 616 2005 824 2006 1623