| 年份 | 海峡群岛 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 10.1168 |
| 2020 | 10.0109 |
| 2019 | 9.83413 |
| 2018 | 9.66166 |
| 2017 | 9.72672 |
| 2016 | 9.94985 |
| 2015 | 10.0623 |
| 2014 | 10.2976 |
| 2013 | 10.4697 |
| 2012 | 10.7174 |
| 2011 | 10.9999 |
| 2010 | 11.1385 |
| 2009 | 11.3215 |
| 2008 | 11.3546 |
| 2007 | 11.2318 |
| 2006 | 11.08 |
| 2005 | 10.9709 |
| 2004 | 10.9203 |
| 2003 | 10.9343 |
| 2002 | 10.906 |
| 2001 | 11.1131 |
| 2000 | 11.431 |
| 1999 | 11.7947 |
| 1998 | 12.1558 |
| 1997 | 12.4069 |
| 1996 | 12.6664 |
| 1995 | 12.8929 |
| 1994 | 13.1259 |
| 1993 | 13.2545 |
| 1992 | 13.3792 |
| 1991 | 13.3091 |
| 1990 | 13.1934 |
| 1989 | 13.0649 |
| 1988 | 12.8552 |
| 1987 | 12.6299 |
| 1986 | 12.4102 |
| 1985 | 12.2293 |
| 1984 | 12.1147 |
| 1983 | 11.9803 |
| 1982 | 11.8506 |
| 1981 | 11.789 |
| 1980 | 11.9312 |
| 1979 | 12.0297 |
| 1978 | 12.1018 |
| 1977 | 12.2425 |
| 1976 | 12.3335 |
| 1975 | 12.3266 |
| 1974 | 12.5034 |
| 1973 | 12.847 |
| 1972 | 13.3687 |
| 1971 | 13.9978 |
| 1970 | 14.4211 |
| 1969 | 14.6725 |
| 1968 | 14.8264 |
| 1967 | 15.0387 |
| 1966 | 15.3467 |
| 1965 | 15.7796 |
| 1964 | 16.1713 |
| 1963 | 16.3064 |
| 1962 | 16.0405 |
| 1961 | 15.5772 |
| 1960 | 14.892 |