| 年份 | 图瓦卢 |
|---|---|
| 2023 | - |
| 2022 | 4.59562 |
| 2021 | 4.9609 |
| 2020 | 5.30516 |
| 2019 | 5.68574 |
| 2018 | 5.99501 |
| 2017 | 6.03841 |
| 2016 | 5.9285 |
| 2015 | 5.74201 |
| 2014 | 5.4825 |
| 2013 | 5.25896 |
| 2012 | 5.11171 |
| 2011 | 5.0382 |
| 2010 | 5.01527 |
| 2009 | 4.94919 |
| 2008 | 4.79242 |
| 2007 | 4.67626 |
| 2006 | 4.59974 |
| 2005 | 4.53817 |
| 2004 | 4.55887 |
| 2003 | 4.53088 |
| 2002 | 4.41822 |
| 2001 | 4.18673 |
| 2000 | 3.8268 |
| 1999 | 3.46967 |
| 1998 | 3.20844 |
| 1997 | 3.03832 |
| 1996 | 2.97841 |
| 1995 | 3.1026 |
| 1994 | 3.29174 |
| 1993 | 3.3608 |
| 1992 | 3.3687 |
| 1991 | 3.36293 |
| 1990 | 3.22032 |
| 1989 | 3.05768 |
| 1988 | 3.05506 |
| 1987 | 3.16364 |
| 1986 | 3.39866 |
| 1985 | 3.70841 |
| 1984 | 3.8596 |
| 1983 | 3.94633 |
| 1982 | 4.07397 |
| 1981 | 4.13765 |
| 1980 | 4.21771 |
| 1979 | 4.22495 |
| 1978 | 4.1315 |
| 1977 | 4.07752 |
| 1976 | 3.97469 |
| 1975 | 3.85072 |
| 1974 | 3.79837 |
| 1973 | 3.72399 |
| 1972 | 3.6785 |
| 1971 | 3.66667 |
| 1970 | 3.65535 |
| 1969 | 3.5808 |
| 1968 | 3.61582 |
| 1967 | 3.83308 |
| 1966 | 4.09589 |
| 1965 | 4.35763 |
| 1964 | 4.56153 |
| 1963 | 4.57164 |
| 1962 | 4.33152 |
| 1961 | 4.1202 |
| 1960 | 3.90966 |