| 年份 | 萨摩亚 |
|---|---|
| 2023 | - |
| 2022 | 9.57049 |
| 2021 | 9.48108 |
| 2020 | 9.42253 |
| 2019 | 9.44304 |
| 2018 | 9.55142 |
| 2017 | 9.70441 |
| 2016 | 9.8795 |
| 2015 | 10.0639 |
| 2014 | 10.2525 |
| 2013 | 10.4245 |
| 2012 | 10.5631 |
| 2011 | 10.6505 |
| 2010 | 10.6108 |
| 2009 | 10.422 |
| 2008 | 10.1507 |
| 2007 | 9.84291 |
| 2006 | 9.52916 |
| 2005 | 9.32513 |
| 2004 | 9.27732 |
| 2003 | 9.31772 |
| 2002 | 9.42521 |
| 2001 | 9.57749 |
| 2000 | 9.76135 |
| 1999 | 9.9866 |
| 1998 | 10.2569 |
| 1997 | 10.5525 |
| 1996 | 10.8651 |
| 1995 | 11.1806 |
| 1994 | 11.4717 |
| 1993 | 11.7147 |
| 1992 | 11.893 |
| 1991 | 11.993 |
| 1990 | 11.9891 |
| 1989 | 12.0281 |
| 1988 | 12.2606 |
| 1987 | 12.6363 |
| 1986 | 12.884 |
| 1985 | 12.9076 |
| 1984 | 12.9043 |
| 1983 | 12.9424 |
| 1982 | 13.0179 |
| 1981 | 13.0059 |
| 1980 | 12.8931 |
| 1979 | 12.7902 |
| 1978 | 12.6985 |
| 1977 | 12.5816 |
| 1976 | 12.3549 |
| 1975 | 12.125 |
| 1974 | 12.0969 |
| 1973 | 12.0588 |
| 1972 | 11.8627 |
| 1971 | 11.6151 |
| 1970 | 11.3255 |
| 1969 | 10.9948 |
| 1968 | 10.6955 |
| 1967 | 10.4245 |
| 1966 | 10.1643 |
| 1965 | 9.94484 |
| 1964 | 9.76789 |
| 1963 | 9.62313 |
| 1962 | 9.53448 |
| 1961 | 9.52002 |
| 1960 | 9.51956 |