| 年份 | 海峡群岛 |
|---|---|
| 2023 | - |
| 2022 | 15.1508 |
| 2021 | 15.2594 |
| 2020 | 15.3054 |
| 2019 | 15.2485 |
| 2018 | 15.1419 |
| 2017 | 15.0746 |
| 2016 | 15.1266 |
| 2015 | 15.2485 |
| 2014 | 15.3298 |
| 2013 | 15.4061 |
| 2012 | 15.473 |
| 2011 | 15.526 |
| 2010 | 15.6271 |
| 2009 | 15.802 |
| 2008 | 16.0042 |
| 2007 | 16.205 |
| 2006 | 16.4169 |
| 2005 | 16.6383 |
| 2004 | 16.8288 |
| 2003 | 16.9656 |
| 2002 | 17.044 |
| 2001 | 17.0664 |
| 2000 | 17.1372 |
| 1999 | 17.2482 |
| 1998 | 17.2802 |
| 1997 | 17.2367 |
| 1996 | 17.1233 |
| 1995 | 17.0255 |
| 1994 | 16.9255 |
| 1993 | 16.7382 |
| 1992 | 16.4892 |
| 1991 | 16.207 |
| 1990 | 16.0482 |
| 1989 | 16.0184 |
| 1988 | 16.0439 |
| 1987 | 16.1198 |
| 1986 | 16.2286 |
| 1985 | 16.4651 |
| 1984 | 16.8001 |
| 1983 | 17.135 |
| 1982 | 17.4811 |
| 1981 | 17.8581 |
| 1980 | 18.2933 |
| 1979 | 18.7735 |
| 1978 | 19.2352 |
| 1977 | 19.6221 |
| 1976 | 19.9599 |
| 1975 | 20.4213 |
| 1974 | 20.9366 |
| 1973 | 21.3221 |
| 1972 | 21.5541 |
| 1971 | 21.5873 |
| 1970 | 21.4835 |
| 1969 | 21.3703 |
| 1968 | 21.2709 |
| 1967 | 21.1747 |
| 1966 | 21.1129 |
| 1965 | 21.1082 |
| 1964 | 21.1669 |
| 1963 | 21.2512 |
| 1962 | 21.3052 |
| 1961 | 21.2983 |
| 1960 | 21.2151 |