| 年份 | 海峡群岛 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 8.44901 |
| 2020 | 8.47393 |
| 2019 | 8.54731 |
| 2018 | 8.71702 |
| 2017 | 8.81276 |
| 2016 | 8.61221 |
| 2015 | 8.47771 |
| 2014 | 8.06652 |
| 2013 | 8.26064 |
| 2012 | 8.30911 |
| 2011 | 7.92047 |
| 2010 | 8.23919 |
| 2009 | 8.21983 |
| 2008 | 7.8783 |
| 2007 | 7.89036 |
| 2006 | 8.11922 |
| 2005 | 8.30443 |
| 2004 | 8.39252 |
| 2003 | 8.72989 |
| 2002 | 9.20043 |
| 2001 | 8.88089 |
| 2000 | 8.93287 |
| 1999 | 9.02556 |
| 1998 | 9.01457 |
| 1997 | 9.50198 |
| 1996 | 9.65024 |
| 1995 | 9.77841 |
| 1994 | 9.55316 |
| 1993 | 10.5488 |
| 1992 | 9.25985 |
| 1991 | 10.4481 |
| 1990 | 9.90747 |
| 1989 | 9.84716 |
| 1988 | 9.85011 |
| 1987 | 10.0687 |
| 1986 | 10.7709 |
| 1985 | 10.9404 |
| 1984 | 10.2381 |
| 1983 | 11.6365 |
| 1982 | 11.0328 |
| 1981 | 11.6489 |
| 1980 | 11.8218 |
| 1979 | 12.2644 |
| 1978 | 11.671 |
| 1977 | 11.8187 |
| 1976 | 11.9006 |
| 1975 | 12.4137 |
| 1974 | 12.0173 |
| 1973 | 12.0596 |
| 1972 | 12.2418 |
| 1971 | 12.4179 |
| 1970 | 12.6939 |
| 1969 | 12.4704 |
| 1968 | 12.6025 |
| 1967 | 11.1982 |
| 1966 | 11.7383 |
| 1965 | 11.8869 |
| 1964 | 11.6025 |
| 1963 | 12.9615 |
| 1962 | 11.8978 |
| 1961 | 13.3364 |
| 1960 | 12.3551 |