| 年份 | 海峡群岛 |
|---|---|
| 2023 | - |
| 2022 | 4.72329 |
| 2021 | 4.69627 |
| 2020 | 4.68766 |
| 2019 | 4.67564 |
| 2018 | 4.70467 |
| 2017 | 4.79503 |
| 2016 | 4.93886 |
| 2015 | 5.09317 |
| 2014 | 5.17946 |
| 2013 | 5.2006 |
| 2012 | 5.18919 |
| 2011 | 5.13926 |
| 2010 | 5.07689 |
| 2009 | 5.0504 |
| 2008 | 5.05555 |
| 2007 | 5.06368 |
| 2006 | 5.07434 |
| 2005 | 5.0924 |
| 2004 | 5.10172 |
| 2003 | 5.12442 |
| 2002 | 5.15011 |
| 2001 | 5.18116 |
| 2000 | 5.2647 |
| 1999 | 5.38531 |
| 1998 | 5.47374 |
| 1997 | 5.51366 |
| 1996 | 5.56333 |
| 1995 | 5.70885 |
| 1994 | 5.85898 |
| 1993 | 5.89002 |
| 1992 | 5.82106 |
| 1991 | 5.65149 |
| 1990 | 5.46604 |
| 1989 | 5.32376 |
| 1988 | 5.25485 |
| 1987 | 5.22217 |
| 1986 | 5.17186 |
| 1985 | 5.19285 |
| 1984 | 5.23801 |
| 1983 | 5.23348 |
| 1982 | 5.20018 |
| 1981 | 5.13549 |
| 1980 | 5.11262 |
| 1979 | 5.17202 |
| 1978 | 5.2536 |
| 1977 | 5.33222 |
| 1976 | 5.45467 |
| 1975 | 5.71048 |
| 1974 | 6.03522 |
| 1973 | 6.30531 |
| 1972 | 6.54385 |
| 1971 | 6.78824 |
| 1970 | 7.00292 |
| 1969 | 7.14991 |
| 1968 | 7.26546 |
| 1967 | 7.3397 |
| 1966 | 7.32962 |
| 1965 | 7.29151 |
| 1964 | 7.25893 |
| 1963 | 7.21288 |
| 1962 | 7.13496 |
| 1961 | 6.98162 |
| 1960 | 6.76973 |