| 年份 | 英屬維爾京群島 |
|---|---|
| 2023 | - |
| 2022 | 9.93787 |
| 2021 | 9.46597 |
| 2020 | 9.07473 |
| 2019 | 8.65077 |
| 2018 | 8.22647 |
| 2017 | 7.86593 |
| 2016 | 7.53556 |
| 2015 | 7.23809 |
| 2014 | 6.95178 |
| 2013 | 6.67562 |
| 2012 | 6.40723 |
| 2011 | 6.14226 |
| 2010 | 5.89164 |
| 2009 | 5.63537 |
| 2008 | 5.40303 |
| 2007 | 5.22012 |
| 2006 | 5.07555 |
| 2005 | 4.95585 |
| 2004 | 4.84911 |
| 2003 | 4.77902 |
| 2002 | 4.73282 |
| 2001 | 4.74427 |
| 2000 | 4.77777 |
| 1999 | 4.82487 |
| 1998 | 4.92937 |
| 1997 | 5.02649 |
| 1996 | 5.11023 |
| 1995 | 5.2109 |
| 1994 | 5.29702 |
| 1993 | 5.34559 |
| 1992 | 5.41697 |
| 1991 | 5.5067 |
| 1990 | 5.54221 |
| 1989 | 5.54322 |
| 1988 | 5.5232 |
| 1987 | 5.45777 |
| 1986 | 5.40422 |
| 1985 | 5.36661 |
| 1984 | 5.37913 |
| 1983 | 5.42856 |
| 1982 | 5.4927 |
| 1981 | 5.61803 |
| 1980 | 5.66658 |
| 1979 | 5.52133 |
| 1978 | 5.27174 |
| 1977 | 5.02931 |
| 1976 | 4.82378 |
| 1975 | 4.63918 |
| 1974 | 4.50939 |
| 1973 | 4.39209 |
| 1972 | 4.21924 |
| 1971 | 4.04056 |
| 1970 | 3.97683 |
| 1969 | 4.1573 |
| 1968 | 4.42248 |
| 1967 | 4.65995 |
| 1966 | 4.88359 |
| 1965 | 5.05145 |
| 1964 | 5.22674 |
| 1963 | 5.42366 |
| 1962 | 5.55556 |
| 1961 | 5.61862 |
| 1960 | 5.77707 |