| 年份 | 图瓦卢 |
|---|---|
| 2023 | - |
| 2022 | 9.90476 |
| 2021 | 9.70909 |
| 2020 | 9.51183 |
| 2019 | 9.2521 |
| 2018 | 8.98705 |
| 2017 | 8.88145 |
| 2016 | 8.93487 |
| 2015 | 9.08659 |
| 2014 | 9.33232 |
| 2013 | 9.64015 |
| 2012 | 9.96292 |
| 2011 | 10.2835 |
| 2010 | 10.5907 |
| 2009 | 10.857 |
| 2008 | 11.0109 |
| 2007 | 11.0767 |
| 2006 | 11.0473 |
| 2005 | 10.9316 |
| 2004 | 10.7421 |
| 2003 | 10.424 |
| 2002 | 10.0166 |
| 2001 | 9.74301 |
| 2000 | 9.69398 |
| 1999 | 9.74411 |
| 1998 | 9.88461 |
| 1997 | 10.0479 |
| 1996 | 10.111 |
| 1995 | 9.97659 |
| 1994 | 9.62126 |
| 1993 | 9.06218 |
| 1992 | 8.35632 |
| 1991 | 7.8581 |
| 1990 | 7.64718 |
| 1989 | 7.5008 |
| 1988 | 7.42183 |
| 1987 | 7.41189 |
| 1986 | 7.4692 |
| 1985 | 7.5811 |
| 1984 | 7.94511 |
| 1983 | 8.58539 |
| 1982 | 9.24449 |
| 1981 | 9.92285 |
| 1980 | 10.6319 |
| 1979 | 11.3114 |
| 1978 | 11.9643 |
| 1977 | 12.5698 |
| 1976 | 12.9903 |
| 1975 | 13.1916 |
| 1974 | 13.1739 |
| 1973 | 12.9577 |
| 1972 | 12.7482 |
| 1971 | 12.6486 |
| 1970 | 12.5778 |
| 1969 | 12.5301 |
| 1968 | 12.7033 |
| 1967 | 13.0608 |
| 1966 | 13.356 |
| 1965 | 13.5285 |
| 1964 | 13.5235 |
| 1963 | 12.8333 |
| 1962 | 11.5885 |
| 1961 | 10.267 |
| 1960 | 8.84636 |