| 年份 | 瓦努阿图 |
|---|---|
| 2023 | - |
| 2022 | 4.27338 |
| 2021 | 4.18022 |
| 2020 | 4.09102 |
| 2019 | 4.01145 |
| 2018 | 3.94479 |
| 2017 | 3.89345 |
| 2016 | 3.8538 |
| 2015 | 3.81679 |
| 2014 | 3.77972 |
| 2013 | 3.74616 |
| 2012 | 3.7152 |
| 2011 | 3.6901 |
| 2010 | 3.67858 |
| 2009 | 3.67674 |
| 2008 | 3.67868 |
| 2007 | 3.68295 |
| 2006 | 3.68715 |
| 2005 | 3.69193 |
| 2004 | 3.69728 |
| 2003 | 3.69938 |
| 2002 | 3.70028 |
| 2001 | 3.6984 |
| 2000 | 3.68387 |
| 1999 | 3.66224 |
| 1998 | 3.6524 |
| 1997 | 3.63071 |
| 1996 | 3.57723 |
| 1995 | 3.51253 |
| 1994 | 3.44929 |
| 1993 | 3.37434 |
| 1992 | 3.30714 |
| 1991 | 3.2767 |
| 1990 | 3.26885 |
| 1989 | 3.26941 |
| 1988 | 3.26605 |
| 1987 | 3.25936 |
| 1986 | 3.24695 |
| 1985 | 3.2248 |
| 1984 | 3.20164 |
| 1983 | 3.18838 |
| 1982 | 3.18809 |
| 1981 | 3.20713 |
| 1980 | 3.24548 |
| 1979 | 3.46851 |
| 1978 | 3.74649 |
| 1977 | 3.80938 |
| 1976 | 3.79245 |
| 1975 | 3.77315 |
| 1974 | 3.75707 |
| 1973 | 3.7388 |
| 1972 | 3.72163 |
| 1971 | 3.71099 |
| 1970 | 3.702 |
| 1969 | 3.69862 |
| 1968 | 3.70139 |
| 1967 | 3.70591 |
| 1966 | 3.71018 |
| 1965 | 3.71013 |
| 1964 | 3.69786 |
| 1963 | 3.67385 |
| 1962 | 3.64311 |
| 1961 | 3.60486 |
| 1960 | 3.56179 |