| 年份 | 英国 |
|---|---|
| 2023 | - |
| 2022 | 6.68348 |
| 2021 | 6.77198 |
| 2020 | 6.84906 |
| 2019 | 6.93903 |
| 2018 | 7.00612 |
| 2017 | 7.03848 |
| 2016 | 7.04169 |
| 2015 | 7.00287 |
| 2014 | 6.91564 |
| 2013 | 6.8089 |
| 2012 | 6.70237 |
| 2011 | 6.58898 |
| 2010 | 6.46876 |
| 2009 | 6.36247 |
| 2008 | 6.28778 |
| 2007 | 6.22648 |
| 2006 | 6.18464 |
| 2005 | 6.19575 |
| 2004 | 6.26825 |
| 2003 | 6.39927 |
| 2002 | 6.62325 |
| 2001 | 6.85053 |
| 2000 | 6.93812 |
| 1999 | 6.90768 |
| 1998 | 6.78833 |
| 1997 | 6.51871 |
| 1996 | 6.16764 |
| 1995 | 5.89867 |
| 1994 | 5.72398 |
| 1993 | 5.5933 |
| 1992 | 5.5225 |
| 1991 | 5.52475 |
| 1990 | 5.55576 |
| 1989 | 5.55188 |
| 1988 | 5.50615 |
| 1987 | 5.46392 |
| 1986 | 5.45762 |
| 1985 | 5.48113 |
| 1984 | 5.52447 |
| 1983 | 5.58707 |
| 1982 | 5.65155 |
| 1981 | 5.71275 |
| 1980 | 5.77949 |
| 1979 | 5.85233 |
| 1978 | 5.93079 |
| 1977 | 6.03036 |
| 1976 | 6.16739 |
| 1975 | 6.33991 |
| 1974 | 6.44163 |
| 1973 | 6.34521 |
| 1972 | 6.12297 |
| 1971 | 5.90563 |
| 1970 | 5.7306 |
| 1969 | 5.69549 |
| 1968 | 5.89453 |
| 1967 | 6.20824 |
| 1966 | 6.46627 |
| 1965 | 6.63508 |
| 1964 | 6.73805 |
| 1963 | 6.80526 |
| 1962 | 6.86363 |
| 1961 | 6.91291 |
| 1960 | 6.9422 |