| 年份 | 英屬維爾京群島 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 9.9 |
| 2020 | 10.3 |
| 2019 | 10.6 |
| 2018 | 10.9 |
| 2017 | 11.3 |
| 2016 | 11.6 |
| 2015 | 12 |
| 2014 | 12.3 |
| 2013 | 12.7 |
| 2012 | 13 |
| 2011 | 13.3 |
| 2010 | 13.6 |
| 2009 | 13.9 |
| 2008 | 14.1 |
| 2007 | 14.3 |
| 2006 | 14.4 |
| 2005 | 14.4 |
| 2004 | 14.4 |
| 2003 | 14.4 |
| 2002 | 14.5 |
| 2001 | 14.5 |
| 2000 | 14.6 |
| 1999 | 14.7 |
| 1998 | 14.8 |
| 1997 | 15 |
| 1996 | 15.2 |
| 1995 | 15.4 |
| 1994 | 15.7 |
| 1993 | 16 |
| 1992 | 16.4 |
| 1991 | 16.8 |
| 1990 | 17.3 |
| 1989 | 17.9 |
| 1988 | 18.6 |
| 1987 | 19.4 |
| 1986 | 20.4 |
| 1985 | 21.4 |
| 1984 | 22.5 |
| 1983 | 23.7 |
| 1982 | 24.9 |
| 1981 | 26.1 |
| 1980 | 27.3 |
| 1979 | 28.4 |
| 1978 | 29.5 |
| 1977 | 30.5 |
| 1976 | 31.5 |
| 1975 | 32.4 |
| 1974 | 33.4 |
| 1973 | 34.4 |
| 1972 | 35.6 |
| 1971 | 37 |
| 1970 | 38.6 |
| 1969 | 40.5 |
| 1968 | 42.8 |
| 1967 | 45.4 |
| 1966 | 48.3 |
| 1965 | 51.5 |
| 1964 | 54.9 |
| 1963 | 58.5 |
| 1962 | 62.1 |
| 1961 | 65.6 |
| 1960 | 68.9 |