| 年份 | 英屬維爾京群島 |
|---|---|
| 2023 | - |
| 2022 | 19.1833 |
| 2021 | 20.1945 |
| 2020 | 21.1622 |
| 2019 | 22.1528 |
| 2018 | 23.1096 |
| 2017 | 24.0471 |
| 2016 | 25.0023 |
| 2015 | 25.9583 |
| 2014 | 26.8697 |
| 2013 | 27.8455 |
| 2012 | 28.8774 |
| 2011 | 29.855 |
| 2010 | 30.7173 |
| 2009 | 31.1206 |
| 2008 | 31.0348 |
| 2007 | 30.9781 |
| 2006 | 31.2322 |
| 2005 | 31.7755 |
| 2004 | 32.6745 |
| 2003 | 34.0163 |
| 2002 | 35.7315 |
| 2001 | 37.3325 |
| 2000 | 37.935 |
| 1999 | 37.8336 |
| 1998 | 37.8058 |
| 1997 | 37.8914 |
| 1996 | 38.0601 |
| 1995 | 38.3974 |
| 1994 | 38.895 |
| 1993 | 39.4459 |
| 1992 | 39.9964 |
| 1991 | 40.4916 |
| 1990 | 40.7768 |
| 1989 | 41.1246 |
| 1988 | 41.9 |
| 1987 | 43.0853 |
| 1986 | 44.6585 |
| 1985 | 46.597 |
| 1984 | 48.7549 |
| 1983 | 50.9136 |
| 1982 | 52.954 |
| 1981 | 54.8484 |
| 1980 | 56.7923 |
| 1979 | 59.5404 |
| 1978 | 63.0878 |
| 1977 | 66.722 |
| 1976 | 70.5913 |
| 1975 | 74.6838 |
| 1974 | 78.9289 |
| 1973 | 83.6273 |
| 1972 | 88.9486 |
| 1971 | 95.2717 |
| 1970 | 97.7644 |
| 1969 | 92.6792 |
| 1968 | 86.2131 |
| 1967 | 82.9459 |
| 1966 | 82.2698 |
| 1965 | 83.5342 |
| 1964 | 86.1166 |
| 1963 | 89.4031 |
| 1962 | 93.0919 |
| 1961 | 97.3482 |
| 1960 | 99.973 |