| 年份 | 海峡群岛 |
|---|---|
| 2023 | - |
| 2022 | 3.58071 |
| 2021 | 3.29896 |
| 2020 | 3.1592 |
| 2019 | 3.16235 |
| 2018 | 3.18886 |
| 2017 | 3.2675 |
| 2016 | 3.36558 |
| 2015 | 3.38657 |
| 2014 | 3.3489 |
| 2013 | 3.32347 |
| 2012 | 3.30811 |
| 2011 | 3.26751 |
| 2010 | 3.25338 |
| 2009 | 3.27393 |
| 2008 | 3.28237 |
| 2007 | 3.27991 |
| 2006 | 3.27024 |
| 2005 | 3.2515 |
| 2004 | 3.22108 |
| 2003 | 3.19513 |
| 2002 | 3.21163 |
| 2001 | 3.27812 |
| 2000 | 3.36046 |
| 1999 | 3.41795 |
| 1998 | 3.40539 |
| 1997 | 3.33273 |
| 1996 | 3.24223 |
| 1995 | 3.18611 |
| 1994 | 3.20752 |
| 1993 | 3.30732 |
| 1992 | 3.45398 |
| 1991 | 3.58672 |
| 1990 | 3.6328 |
| 1989 | 3.64911 |
| 1988 | 3.69144 |
| 1987 | 3.70347 |
| 1986 | 3.68455 |
| 1985 | 3.68466 |
| 1984 | 3.70898 |
| 1983 | 3.70766 |
| 1982 | 3.69137 |
| 1981 | 3.67902 |
| 1980 | 3.64488 |
| 1979 | 3.5937 |
| 1978 | 3.541 |
| 1977 | 3.48272 |
| 1976 | 3.40717 |
| 1975 | 3.33175 |
| 1974 | 3.25348 |
| 1973 | 3.1807 |
| 1972 | 3.13781 |
| 1971 | 3.12515 |
| 1970 | 3.13844 |
| 1969 | 3.18475 |
| 1968 | 3.25634 |
| 1967 | 3.30431 |
| 1966 | 3.30978 |
| 1965 | 3.30158 |
| 1964 | 3.2885 |
| 1963 | 3.27019 |
| 1962 | 3.251 |
| 1961 | 3.23708 |
| 1960 | 3.23478 |