| 年份 | 海峡群岛 |
|---|---|
| 2023 | - |
| 2022 | 7.34931 |
| 2021 | 7.27728 |
| 2020 | 7.163 |
| 2019 | 7.01885 |
| 2018 | 6.93782 |
| 2017 | 6.93431 |
| 2016 | 7.05227 |
| 2015 | 7.29029 |
| 2014 | 7.55175 |
| 2013 | 7.82118 |
| 2012 | 8.05641 |
| 2011 | 8.23528 |
| 2010 | 8.36752 |
| 2009 | 8.50393 |
| 2008 | 8.61736 |
| 2007 | 8.66512 |
| 2006 | 8.63594 |
| 2005 | 8.50841 |
| 2004 | 8.34031 |
| 2003 | 8.19294 |
| 2002 | 8.09081 |
| 2001 | 7.97123 |
| 2000 | 7.81727 |
| 1999 | 7.6849 |
| 1998 | 7.59152 |
| 1997 | 7.5137 |
| 1996 | 7.46071 |
| 1995 | 7.45741 |
| 1994 | 7.52119 |
| 1993 | 7.6769 |
| 1992 | 7.8984 |
| 1991 | 8.03477 |
| 1990 | 7.97359 |
| 1989 | 7.77881 |
| 1988 | 7.47379 |
| 1987 | 7.05653 |
| 1986 | 6.63901 |
| 1985 | 6.41457 |
| 1984 | 6.39754 |
| 1983 | 6.45054 |
| 1982 | 6.54659 |
| 1981 | 6.66505 |
| 1980 | 6.73329 |
| 1979 | 6.70676 |
| 1978 | 6.61791 |
| 1977 | 6.51257 |
| 1976 | 6.39213 |
| 1975 | 6.26733 |
| 1974 | 6.15073 |
| 1973 | 6.03512 |
| 1972 | 5.96062 |
| 1971 | 5.99963 |
| 1970 | 6.1028 |
| 1969 | 6.24306 |
| 1968 | 6.43098 |
| 1967 | 6.59631 |
| 1966 | 6.67757 |
| 1965 | 6.71095 |
| 1964 | 6.68763 |
| 1963 | 6.555 |
| 1962 | 6.35631 |
| 1961 | 6.16418 |
| 1960 | 6.04354 |