| 年份 | 英屬維爾京群島 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 0.0321316 |
| 2020 | 0.032352 |
| 2019 | 0.0326691 |
| 2018 | 0.0329652 |
| 2017 | 0.0332668 |
| 2016 | 0.0336259 |
| 2015 | 0.034053 |
| 2014 | 0.0345173 |
| 2013 | 0.0348955 |
| 2012 | 0.0351853 |
| 2011 | 0.0357628 |
| 2010 | 0.0362897 |
| 2009 | 0.0369768 |
| 2008 | 0.0382922 |
| 2007 | 0.0396967 |
| 2006 | 0.0411134 |
| 2005 | 0.0425586 |
| 2004 | 0.0440238 |
| 2003 | 0.0454918 |
| 2002 | 0.0469748 |
| 2001 | 0.0484097 |
| 2000 | 0.0497413 |
| 1999 | 0.0510569 |
| 1998 | 0.104827 |
| 1997 | 0.107579 |
| 1996 | 0.110375 |
| 1995 | 0.113161 |
| 1994 | 0.115908 |
| 1993 | 0.118659 |
| 1992 | 0.121389 |
| 1991 | 0.124301 |
| 1990 | 0.128066 |
| 1989 | 0.198794 |
| 1988 | 0.205578 |
| 1987 | 0.21251 |
| 1986 | 0.219684 |
| 1985 | 0.227238 |
| 1984 | 0.235239 |
| 1983 | 0.243605 |
| 1982 | 0.252334 |
| 1981 | 0.174338 |
| 1980 | 0.180034 |
| 1979 | 0.183891 |
| 1978 | 0.186445 |
| 1977 | 0.189072 |
| 1976 | 0.191791 |
| 1975 | 0.194515 |
| 1974 | 0.197122 |
| 1973 | 0.199641 |
| 1972 | 0.201877 |
| 1971 | 0.203811 |
| 1970 | 0.208746 |
| 1969 | 0.21937 |
| 1968 | 0.231241 |
| 1967 | 0.239894 |
| 1966 | 0.24573 |
| 1965 | 0.124719 |
| 1964 | 0.125802 |
| 1963 | 0.126279 |
| 1962 | 0.12655 |
| 1961 | 0.126823 |
| 1960 | - |