| 年份 | 图瓦卢  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 4.7619 | 
| 2021 | 5.08397 | 
| 2020 | 5.55245 | 
| 2019 | 6.06432 | 
| 2018 | 6.44516 | 
| 2017 | 6.54876 | 
| 2016 | 6.2649 | 
| 2015 | 5.72189 | 
| 2014 | 5.20675 | 
| 2013 | 4.77273 | 
| 2012 | 4.56317 | 
| 2011 | 4.5555 | 
| 2010 | 4.58609 | 
| 2009 | 4.66281 | 
| 2008 | 4.69772 | 
| 2007 | 4.54455 | 
| 2006 | 4.24975 | 
| 2005 | 3.92157 | 
| 2004 | 3.52604 | 
| 2003 | 3.09204 | 
| 2002 | 2.84114 | 
| 2001 | 2.92084 | 
| 2000 | 3.14233 | 
| 1999 | 3.33675 | 
| 1998 | 3.53314 | 
| 1997 | 3.65841 | 
| 1996 | 3.57397 | 
| 1995 | 3.45108 | 
| 1994 | 3.43107 | 
| 1993 | 3.45566 | 
| 1992 | 3.4835 | 
| 1991 | 3.52686 | 
| 1990 | 3.58265 | 
| 1989 | 3.57485 | 
| 1988 | 3.59191 | 
| 1987 | 3.70044 | 
| 1986 | 3.79619 | 
| 1985 | 3.85885 | 
| 1984 | 3.82841 | 
| 1983 | 3.72266 | 
| 1982 | 3.66025 | 
| 1981 | 3.60831 | 
| 1980 | 3.60034 | 
| 1979 | 3.63053 | 
| 1978 | 3.62245 | 
| 1977 | 3.61798 | 
| 1976 | 3.61613 | 
| 1975 | 3.62551 | 
| 1974 | 3.62473 | 
| 1973 | 3.63067 | 
| 1972 | 3.65585 | 
| 1971 | 3.69314 | 
| 1970 | 3.751 | 
| 1969 | 3.79116 | 
| 1968 | 3.80612 | 
| 1967 | 3.82187 | 
| 1966 | 3.7723 | 
| 1965 | 3.63762 | 
| 1964 | 3.50414 | 
| 1963 | 3.30608 | 
| 1962 | 3.10216 | 
| 1961 | 3.01021 | 
| 1960 | 2.90666 |