| 年份 | 英屬維爾京群島 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 10.5 |
| 2020 | 10.9 |
| 2019 | 11.2 |
| 2018 | 11.5 |
| 2017 | 11.9 |
| 2016 | 12.3 |
| 2015 | 12.7 |
| 2014 | 13.1 |
| 2013 | 13.4 |
| 2012 | 13.8 |
| 2011 | 14.2 |
| 2010 | 14.5 |
| 2009 | 14.8 |
| 2008 | 15 |
| 2007 | 15.3 |
| 2006 | 15.3 |
| 2005 | 15.4 |
| 2004 | 15.5 |
| 2003 | 15.5 |
| 2002 | 15.6 |
| 2001 | 15.6 |
| 2000 | 15.7 |
| 1999 | 15.9 |
| 1998 | 16.1 |
| 1997 | 16.3 |
| 1996 | 16.5 |
| 1995 | 16.8 |
| 1994 | 17.1 |
| 1993 | 17.5 |
| 1992 | 18 |
| 1991 | 18.5 |
| 1990 | 19.1 |
| 1989 | 19.8 |
| 1988 | 20.6 |
| 1987 | 21.5 |
| 1986 | 22.6 |
| 1985 | 23.8 |
| 1984 | 25.1 |
| 1983 | 26.4 |
| 1982 | 27.8 |
| 1981 | 29.3 |
| 1980 | 30.7 |
| 1979 | 32 |
| 1978 | 33.3 |
| 1977 | 34.5 |
| 1976 | 35.7 |
| 1975 | 36.9 |
| 1974 | 38.1 |
| 1973 | 39.4 |
| 1972 | 40.9 |
| 1971 | 42.7 |
| 1970 | 44.7 |
| 1969 | 47 |
| 1968 | 49.8 |
| 1967 | 53 |
| 1966 | 56.6 |
| 1965 | 60.6 |
| 1964 | 65 |
| 1963 | 69.6 |
| 1962 | 74.3 |
| 1961 | 79 |
| 1960 | 83.6 |