1971 3p, 2½p 1972 3p, 2½p 1973 3½p, 3p 1974 4½p, 3½p 1975 7p, 5½p 1975 8½p, 6½p 1977 9p, 7p 1978 9p, 7p 1979 10p, 8p 1980 12p, 10p
1981 14p, 11½p 1982 15½p, 12½p 1983 16p, 12½p 1984 17p, 13p 1985 17p, 12p 1986 18p, 13p 1987 18p, 13p 1988 19p, 14p |
1989 20p, 15p 1990 22p, 17p 1991 24p, 18p 1992 24p, 18p 1993 25p, 19p 1994 25p, 19p 1995 25p, 19p 1996 26p, 20p 1997 26p, 20p 1998 26p, 20p 1999 26p, 19p 2000 27p, 19p 2001 27p, 19p 2002 27p, 19p 2003 28p, 20p 2004 28p, 20p 2005 30p, 21p 2006 32p, 23p |
2007 34p, 24p 2008 36p, 25p 2009 39p, 30p 2010 41p, 32p 2011 46p, 36p 2012 60p, 50p 2013 60p, 50p 2014 62p, 53p 2015 63p, 54p 2016 64p, 55p 2017 65p, 56p 2018 67p, 58p 2019 70p, 61p 2020 76p, 65p 2021 85p, 66p 2022 95p, 68p 2023 £1.10, 75p
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