| 年份 | 英屬維爾京群島 |
|---|---|
| 2023 | - |
| 2022 | 7.46581 |
| 2021 | 7.44549 |
| 2020 | 7.42617 |
| 2019 | 7.37547 |
| 2018 | 7.21316 |
| 2017 | 6.95569 |
| 2016 | 6.60785 |
| 2015 | 6.17703 |
| 2014 | 5.82912 |
| 2013 | 5.5617 |
| 2012 | 5.30363 |
| 2011 | 5.1297 |
| 2010 | 4.99797 |
| 2009 | 4.85033 |
| 2008 | 4.71435 |
| 2007 | 4.64354 |
| 2006 | 4.65279 |
| 2005 | 4.62055 |
| 2004 | 4.54148 |
| 2003 | 4.46441 |
| 2002 | 4.28091 |
| 2001 | 3.99981 |
| 2000 | 3.7523 |
| 1999 | 3.48358 |
| 1998 | 3.1623 |
| 1997 | 2.92624 |
| 1996 | 2.76107 |
| 1995 | 2.66637 |
| 1994 | 2.61405 |
| 1993 | 2.56796 |
| 1992 | 2.50947 |
| 1991 | 2.40562 |
| 1990 | 2.27641 |
| 1989 | 2.29515 |
| 1988 | 2.49367 |
| 1987 | 2.62704 |
| 1986 | 2.65878 |
| 1985 | 2.67739 |
| 1984 | 2.70477 |
| 1983 | 2.76173 |
| 1982 | 2.88383 |
| 1981 | 3.08045 |
| 1980 | 3.25516 |
| 1979 | 3.27927 |
| 1978 | 3.24412 |
| 1977 | 3.19993 |
| 1976 | 3.12586 |
| 1975 | 3.04924 |
| 1974 | 2.90265 |
| 1973 | 2.63609 |
| 1972 | 2.34008 |
| 1971 | 2.00714 |
| 1970 | 1.78308 |
| 1969 | 1.84055 |
| 1968 | 2.06716 |
| 1967 | 2.35106 |
| 1966 | 2.64924 |
| 1965 | 2.8096 |
| 1964 | 2.84593 |
| 1963 | 2.85572 |
| 1962 | 2.81124 |
| 1961 | 2.75381 |
| 1960 | 2.70756 |