| 年份 | 海峡群岛 |
|---|---|
| 2023 | - |
| 2022 | 5.01773 |
| 2021 | 4.97109 |
| 2020 | 4.96586 |
| 2019 | 4.9663 |
| 2018 | 5.02593 |
| 2017 | 5.15085 |
| 2016 | 5.3102 |
| 2015 | 5.44416 |
| 2014 | 5.48688 |
| 2013 | 5.48313 |
| 2012 | 5.44582 |
| 2011 | 5.33572 |
| 2010 | 5.28424 |
| 2009 | 5.33466 |
| 2008 | 5.38792 |
| 2007 | 5.43349 |
| 2006 | 5.47997 |
| 2005 | 5.50128 |
| 2004 | 5.5213 |
| 2003 | 5.56637 |
| 2002 | 5.5988 |
| 2001 | 5.65785 |
| 2000 | 5.82426 |
| 1999 | 6.01343 |
| 1998 | 6.14575 |
| 1997 | 6.25144 |
| 1996 | 6.2848 |
| 1995 | 6.34211 |
| 1994 | 6.43146 |
| 1993 | 6.4405 |
| 1992 | 6.36001 |
| 1991 | 6.20317 |
| 1990 | 6.09403 |
| 1989 | 6.02687 |
| 1988 | 5.96279 |
| 1987 | 5.91629 |
| 1986 | 5.82315 |
| 1985 | 5.74601 |
| 1984 | 5.74146 |
| 1983 | 5.73205 |
| 1982 | 5.65843 |
| 1981 | 5.56405 |
| 1980 | 5.57806 |
| 1979 | 5.69961 |
| 1978 | 5.82892 |
| 1977 | 5.93574 |
| 1976 | 6.01923 |
| 1975 | 6.21989 |
| 1974 | 6.54184 |
| 1973 | 6.86623 |
| 1972 | 7.18085 |
| 1971 | 7.45396 |
| 1970 | 7.66897 |
| 1969 | 7.86039 |
| 1968 | 8.02221 |
| 1967 | 8.09887 |
| 1966 | 8.0968 |
| 1965 | 8.06086 |
| 1964 | 8.01734 |
| 1963 | 7.99022 |
| 1962 | 7.96535 |
| 1961 | 7.88824 |
| 1960 | 7.75137 |