| 年份 | 基里巴斯  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 3.7703 | 
| 2021 | 3.67647 | 
| 2020 | 3.56714 | 
| 2019 | 3.45179 | 
| 2018 | 3.33413 | 
| 2017 | 3.20373 | 
| 2016 | 3.07137 | 
| 2015 | 2.96041 | 
| 2014 | 2.88926 | 
| 2013 | 2.85823 | 
| 2012 | 2.86062 | 
| 2011 | 2.87922 | 
| 2010 | 2.88185 | 
| 2009 | 2.86139 | 
| 2008 | 2.81642 | 
| 2007 | 2.74548 | 
| 2006 | 2.65839 | 
| 2005 | 2.58209 | 
| 2004 | 2.51556 | 
| 2003 | 2.46322 | 
| 2002 | 2.44937 | 
| 2001 | 2.48382 | 
| 2000 | 2.53735 | 
| 1999 | 2.57237 | 
| 1998 | 2.59202 | 
| 1997 | 2.58795 | 
| 1996 | 2.56554 | 
| 1995 | 2.51604 | 
| 1994 | 2.4492 | 
| 1993 | 2.3916 | 
| 1992 | 2.36311 | 
| 1991 | 2.37386 | 
| 1990 | 2.4097 | 
| 1989 | 2.45792 | 
| 1988 | 2.51865 | 
| 1987 | 2.58557 | 
| 1986 | 2.64809 | 
| 1985 | 2.7031 | 
| 1984 | 2.74599 | 
| 1983 | 2.76944 | 
| 1982 | 2.76578 | 
| 1981 | 2.73614 | 
| 1980 | 2.68862 | 
| 1979 | 2.62287 | 
| 1978 | 2.62679 | 
| 1977 | 2.72539 | 
| 1976 | 2.7994 | 
| 1975 | 2.80127 | 
| 1974 | 2.75681 | 
| 1973 | 2.74475 | 
| 1972 | 2.78556 | 
| 1971 | 2.83145 | 
| 1970 | 2.85088 | 
| 1969 | 2.82595 | 
| 1968 | 2.81333 | 
| 1967 | 2.8523 | 
| 1966 | 2.91448 | 
| 1965 | 2.95738 | 
| 1964 | 2.97384 | 
| 1963 | 2.99825 | 
| 1962 | 3.03133 | 
| 1961 | 3.07397 | 
| 1960 | 3.12382 |