| 年份 | 英屬維爾京群島 |
|---|---|
| 2023 | - |
| 2022 | 2.89364 |
| 2021 | 2.78389 |
| 2020 | 2.67333 |
| 2019 | 2.57196 |
| 2018 | 2.42118 |
| 2017 | 2.23162 |
| 2016 | 2.06064 |
| 2015 | 1.91535 |
| 2014 | 1.78734 |
| 2013 | 1.7007 |
| 2012 | 1.61313 |
| 2011 | 1.50653 |
| 2010 | 1.41781 |
| 2009 | 1.31248 |
| 2008 | 1.19345 |
| 2007 | 1.13574 |
| 2006 | 1.16899 |
| 2005 | 1.18987 |
| 2004 | 1.18388 |
| 2003 | 1.19366 |
| 2002 | 1.16892 |
| 2001 | 1.16204 |
| 2000 | 1.22232 |
| 1999 | 1.29666 |
| 1998 | 1.35827 |
| 1997 | 1.43805 |
| 1996 | 1.48085 |
| 1995 | 1.46537 |
| 1994 | 1.44065 |
| 1993 | 1.45554 |
| 1992 | 1.47608 |
| 1991 | 1.44807 |
| 1990 | 1.40141 |
| 1989 | 1.39059 |
| 1988 | 1.39555 |
| 1987 | 1.39091 |
| 1986 | 1.42287 |
| 1985 | 1.46349 |
| 1984 | 1.45756 |
| 1983 | 1.42595 |
| 1982 | 1.41734 |
| 1981 | 1.40681 |
| 1980 | 1.39944 |
| 1979 | 1.46249 |
| 1978 | 1.54485 |
| 1977 | 1.57063 |
| 1976 | 1.53846 |
| 1975 | 1.40244 |
| 1974 | 1.22934 |
| 1973 | 1.02855 |
| 1972 | 0.830936 |
| 1971 | 0.690921 |
| 1970 | 0.654828 |
| 1969 | 0.770848 |
| 1968 | 0.993256 |
| 1967 | 1.2639 |
| 1966 | 1.52838 |
| 1965 | 1.69207 |
| 1964 | 1.74261 |
| 1963 | 1.73433 |
| 1962 | 1.72282 |
| 1961 | 1.69857 |
| 1960 | 1.65676 |