| 年份 | 海峡群岛 |
|---|---|
| 2023 | - |
| 2022 | 23.9013 |
| 2021 | 23.6892 |
| 2020 | 23.8319 |
| 2019 | 24.3326 |
| 2018 | 25.0126 |
| 2017 | 25.3764 |
| 2016 | 25.0999 |
| 2015 | 24.6513 |
| 2014 | 24.2771 |
| 2013 | 23.852 |
| 2012 | 23.338 |
| 2011 | 22.6483 |
| 2010 | 22.2083 |
| 2009 | 22.038 |
| 2008 | 21.8727 |
| 2007 | 21.8273 |
| 2006 | 21.8739 |
| 2005 | 21.8516 |
| 2004 | 21.7112 |
| 2003 | 21.5441 |
| 2002 | 21.4017 |
| 2001 | 21.2572 |
| 2000 | 21.1562 |
| 1999 | 21.0995 |
| 1998 | 21.0535 |
| 1997 | 21.0564 |
| 1996 | 21.0782 |
| 1995 | 21.0679 |
| 1994 | 21.0488 |
| 1993 | 21.0363 |
| 1992 | 21.0153 |
| 1991 | 20.9888 |
| 1990 | 21.0077 |
| 1989 | 21.074 |
| 1988 | 21.1273 |
| 1987 | 21.1783 |
| 1986 | 21.2671 |
| 1985 | 21.35 |
| 1984 | 21.4617 |
| 1983 | 21.7201 |
| 1982 | 22.0752 |
| 1981 | 22.4137 |
| 1980 | 22.6248 |
| 1979 | 22.6677 |
| 1978 | 22.5601 |
| 1977 | 22.3212 |
| 1976 | 22.0646 |
| 1975 | 21.9723 |
| 1974 | 22.0074 |
| 1973 | 21.9985 |
| 1972 | 21.9466 |
| 1971 | 21.8268 |
| 1970 | 21.6118 |
| 1969 | 21.3804 |
| 1968 | 21.1792 |
| 1967 | 20.9971 |
| 1966 | 20.8425 |
| 1965 | 20.6767 |
| 1964 | 20.5454 |
| 1963 | 20.5053 |
| 1962 | 20.5014 |
| 1961 | 20.5433 |
| 1960 | 20.7394 |