| 年份 | 英屬維爾京群島 |
|---|---|
| 2023 | - |
| 2022 | 8.25588 |
| 2021 | 8.21008 |
| 2020 | 8.10067 |
| 2019 | 7.96388 |
| 2018 | 7.95218 |
| 2017 | 7.99835 |
| 2016 | 8.009 |
| 2015 | 8.02279 |
| 2014 | 7.98897 |
| 2013 | 7.82705 |
| 2012 | 7.553 |
| 2011 | 7.22093 |
| 2010 | 6.76847 |
| 2009 | 6.42959 |
| 2008 | 6.27806 |
| 2007 | 6.1501 |
| 2006 | 6.07047 |
| 2005 | 6.03899 |
| 2004 | 5.95332 |
| 2003 | 5.79385 |
| 2002 | 5.69559 |
| 2001 | 5.61957 |
| 2000 | 5.44205 |
| 1999 | 5.2527 |
| 1998 | 5.12088 |
| 1997 | 4.88405 |
| 1996 | 4.58208 |
| 1995 | 4.31357 |
| 1994 | 3.95777 |
| 1993 | 3.5454 |
| 1992 | 3.27888 |
| 1991 | 3.1267 |
| 1990 | 3.05601 |
| 1989 | 3.01721 |
| 1988 | 2.96039 |
| 1987 | 2.90285 |
| 1986 | 2.84411 |
| 1985 | 2.75852 |
| 1984 | 2.78117 |
| 1983 | 2.95956 |
| 1982 | 3.10503 |
| 1981 | 3.18228 |
| 1980 | 3.23766 |
| 1979 | 3.23472 |
| 1978 | 3.18104 |
| 1977 | 3.14523 |
| 1976 | 3.17197 |
| 1975 | 3.23573 |
| 1974 | 3.21365 |
| 1973 | 3.1595 |
| 1972 | 3.10732 |
| 1971 | 3.01071 |
| 1970 | 2.99478 |
| 1969 | 3.04002 |
| 1968 | 3.00777 |
| 1967 | 2.94453 |
| 1966 | 2.87295 |
| 1965 | 2.85783 |
| 1964 | 2.95633 |
| 1963 | 3.07922 |
| 1962 | 3.21285 |
| 1961 | 3.38832 |
| 1960 | 3.37482 |