| 年份 | 英国 |
|---|---|
| 2023 | - |
| 2022 | 27.5659 |
| 2021 | 27.8468 |
| 2020 | 28.0179 |
| 2019 | 28.106 |
| 2018 | 28.0829 |
| 2017 | 27.9399 |
| 2016 | 27.7154 |
| 2015 | 27.4832 |
| 2014 | 27.2948 |
| 2013 | 27.1462 |
| 2012 | 26.9736 |
| 2011 | 26.8035 |
| 2010 | 26.6971 |
| 2009 | 26.6578 |
| 2008 | 26.6782 |
| 2007 | 26.78 |
| 2006 | 27.012 |
| 2005 | 27.3515 |
| 2004 | 27.7033 |
| 2003 | 28.0566 |
| 2002 | 28.4567 |
| 2001 | 28.8544 |
| 2000 | 29.2194 |
| 1999 | 29.5197 |
| 1998 | 29.7241 |
| 1997 | 29.8564 |
| 1996 | 29.9449 |
| 1995 | 30.0405 |
| 1994 | 30.1101 |
| 1993 | 30.0356 |
| 1992 | 29.7888 |
| 1991 | 29.4646 |
| 1990 | 29.1606 |
| 1989 | 28.9475 |
| 1988 | 28.8469 |
| 1987 | 28.8769 |
| 1986 | 29.1035 |
| 1985 | 29.4464 |
| 1984 | 29.8842 |
| 1983 | 30.5064 |
| 1982 | 31.2575 |
| 1981 | 32.0446 |
| 1980 | 32.8289 |
| 1979 | 33.6562 |
| 1978 | 34.5641 |
| 1977 | 35.5309 |
| 1976 | 36.4732 |
| 1975 | 37.2901 |
| 1974 | 37.9171 |
| 1973 | 38.3506 |
| 1972 | 38.5902 |
| 1971 | 38.5709 |
| 1970 | 38.3444 |
| 1969 | 38.0381 |
| 1968 | 37.6996 |
| 1967 | 37.2968 |
| 1966 | 36.8282 |
| 1965 | 36.3595 |
| 1964 | 35.9635 |
| 1963 | 35.7551 |
| 1962 | 35.8305 |
| 1961 | 36.0043 |
| 1960 | 35.9834 |