| 年份 | 海峡群岛  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 7.09033 | 
| 2021 | 7.01918 | 
| 2020 | 6.90147 | 
| 2019 | 6.77746 | 
| 2018 | 6.69513 | 
| 2017 | 6.74327 | 
| 2016 | 6.95556 | 
| 2015 | 7.23021 | 
| 2014 | 7.52101 | 
| 2013 | 7.81409 | 
| 2012 | 8.05869 | 
| 2011 | 8.25286 | 
| 2010 | 8.36707 | 
| 2009 | 8.39471 | 
| 2008 | 8.43035 | 
| 2007 | 8.45456 | 
| 2006 | 8.3722 | 
| 2005 | 8.2449 | 
| 2004 | 8.13317 | 
| 2003 | 8.01507 | 
| 2002 | 7.89463 | 
| 2001 | 7.77241 | 
| 2000 | 7.61429 | 
| 1999 | 7.42094 | 
| 1998 | 7.23184 | 
| 1997 | 7.09207 | 
| 1996 | 7.00996 | 
| 1995 | 6.97868 | 
| 1994 | 7.03755 | 
| 1993 | 7.16813 | 
| 1992 | 7.33673 | 
| 1991 | 7.49094 | 
| 1990 | 7.46013 | 
| 1989 | 7.25658 | 
| 1988 | 6.97888 | 
| 1987 | 6.59829 | 
| 1986 | 6.15503 | 
| 1985 | 5.88214 | 
| 1984 | 5.80053 | 
| 1983 | 5.78779 | 
| 1982 | 5.85829 | 
| 1981 | 5.97204 | 
| 1980 | 5.99523 | 
| 1979 | 5.92005 | 
| 1978 | 5.81589 | 
| 1977 | 5.6874 | 
| 1976 | 5.56436 | 
| 1975 | 5.48984 | 
| 1974 | 5.48242 | 
| 1973 | 5.53876 | 
| 1972 | 5.64554 | 
| 1971 | 5.76321 | 
| 1970 | 5.84205 | 
| 1969 | 5.8765 | 
| 1968 | 5.92745 | 
| 1967 | 6.05267 | 
| 1966 | 6.23862 | 
| 1965 | 6.41565 | 
| 1964 | 6.51042 | 
| 1963 | 6.49642 | 
| 1962 | 6.3862 | 
| 1961 | 6.21164 | 
| 1960 | 6.11641 |