| 年份 | 美属维京群岛 |
|---|---|
| 2023 | - |
| 2022 | 33.8008 |
| 2021 | 32.9286 |
| 2020 | 32.1557 |
| 2019 | 31.3126 |
| 2018 | 30.3581 |
| 2017 | 29.3891 |
| 2016 | 28.3733 |
| 2015 | 27.2729 |
| 2014 | 26.0882 |
| 2013 | 24.8165 |
| 2012 | 23.4909 |
| 2011 | 22.164 |
| 2010 | 20.877 |
| 2009 | 19.6728 |
| 2008 | 18.5788 |
| 2007 | 17.6179 |
| 2006 | 16.7798 |
| 2005 | 16.0537 |
| 2004 | 15.3314 |
| 2003 | 14.6118 |
| 2002 | 13.964 |
| 2001 | 13.3808 |
| 2000 | 12.8802 |
| 1999 | 12.4917 |
| 1998 | 12.1879 |
| 1997 | 11.9253 |
| 1996 | 11.7121 |
| 1995 | 11.5 |
| 1994 | 11.1477 |
| 1993 | 10.6942 |
| 1992 | 10.2412 |
| 1991 | 9.73636 |
| 1990 | 9.31463 |
| 1989 | 9.00414 |
| 1988 | 8.6914 |
| 1987 | 8.43312 |
| 1986 | 8.23769 |
| 1985 | 8.05829 |
| 1984 | 7.9074 |
| 1983 | 7.80109 |
| 1982 | 7.71231 |
| 1981 | 7.6687 |
| 1980 | 7.68349 |
| 1979 | 7.56694 |
| 1978 | 7.32022 |
| 1977 | 7.10452 |
| 1976 | 6.89109 |
| 1975 | 6.71466 |
| 1974 | 6.56287 |
| 1973 | 6.42013 |
| 1972 | 6.28913 |
| 1971 | 6.15857 |
| 1970 | 6.19204 |
| 1969 | 6.47641 |
| 1968 | 6.89666 |
| 1967 | 7.41074 |
| 1966 | 8.03591 |
| 1965 | 8.75984 |
| 1964 | 9.49716 |
| 1963 | 10.2777 |
| 1962 | 11.1733 |
| 1961 | 12.1805 |
| 1960 | 12.7855 |