| 年份 | 英屬維爾京群島 |
|---|---|
| 2023 | - |
| 2022 | 6.41527 |
| 2021 | 6.36361 |
| 2020 | 6.43348 |
| 2019 | 6.54997 |
| 2018 | 6.64708 |
| 2017 | 6.70779 |
| 2016 | 6.74778 |
| 2015 | 6.74191 |
| 2014 | 6.70084 |
| 2013 | 6.65597 |
| 2012 | 6.58348 |
| 2011 | 6.53533 |
| 2010 | 6.47477 |
| 2009 | 6.52229 |
| 2008 | 6.77048 |
| 2007 | 7.07075 |
| 2006 | 7.36259 |
| 2005 | 7.66377 |
| 2004 | 7.85705 |
| 2003 | 7.88552 |
| 2002 | 7.83271 |
| 2001 | 7.66251 |
| 2000 | 7.5436 |
| 1999 | 7.6277 |
| 1998 | 7.78311 |
| 1997 | 7.87058 |
| 1996 | 7.92057 |
| 1995 | 7.89673 |
| 1994 | 7.76283 |
| 1993 | 7.67966 |
| 1992 | 7.70429 |
| 1991 | 7.92932 |
| 1990 | 8.48082 |
| 1989 | 9.22972 |
| 1988 | 9.8393 |
| 1987 | 10.2607 |
| 1986 | 10.5398 |
| 1985 | 10.6959 |
| 1984 | 10.7908 |
| 1983 | 10.7989 |
| 1982 | 10.656 |
| 1981 | 10.3853 |
| 1980 | 10.139 |
| 1979 | 10.0095 |
| 1978 | 9.90634 |
| 1977 | 9.92441 |
| 1976 | 10.0799 |
| 1975 | 10.1321 |
| 1974 | 10.1446 |
| 1973 | 10.1071 |
| 1972 | 9.81144 |
| 1971 | 9.35982 |
| 1970 | 9.30078 |
| 1969 | 9.77575 |
| 1968 | 10.3863 |
| 1967 | 10.9075 |
| 1966 | 11.2895 |
| 1965 | 11.457 |
| 1964 | 11.398 |
| 1963 | 11.0997 |
| 1962 | 10.6559 |
| 1961 | 10.09 |
| 1960 | 9.58644 |