| 年份 | 基里巴斯 |
|---|---|
| 2023 | - |
| 2022 | 0.503797 |
| 2021 | 0.479966 |
| 2020 | 0.459457 |
| 2019 | 0.448701 |
| 2018 | 0.44731 |
| 2017 | 0.45213 |
| 2016 | 0.461898 |
| 2015 | 0.478509 |
| 2014 | 0.497095 |
| 2013 | 0.508397 |
| 2012 | 0.513983 |
| 2011 | 0.512811 |
| 2010 | 0.52216 |
| 2009 | 0.546216 |
| 2008 | 0.565547 |
| 2007 | 0.583306 |
| 2006 | 0.59848 |
| 2005 | 0.582569 |
| 2004 | 0.547791 |
| 2003 | 0.527834 |
| 2002 | 0.512188 |
| 2001 | 0.483087 |
| 2000 | 0.4707 |
| 1999 | 0.481545 |
| 1998 | 0.490382 |
| 1997 | 0.500743 |
| 1996 | 0.504286 |
| 1995 | 0.49957 |
| 1994 | 0.488609 |
| 1993 | 0.479568 |
| 1992 | 0.477947 |
| 1991 | 0.474257 |
| 1990 | 0.480099 |
| 1989 | 0.494549 |
| 1988 | 0.50152 |
| 1987 | 0.508614 |
| 1986 | 0.520031 |
| 1985 | 0.526347 |
| 1984 | 0.525213 |
| 1983 | 0.521397 |
| 1982 | 0.520062 |
| 1981 | 0.521552 |
| 1980 | 0.51943 |
| 1979 | 0.520253 |
| 1978 | 0.526026 |
| 1977 | 0.533157 |
| 1976 | 0.558237 |
| 1975 | 0.607838 |
| 1974 | 0.660857 |
| 1973 | 0.721616 |
| 1972 | 0.780952 |
| 1971 | 0.819852 |
| 1970 | 0.848539 |
| 1969 | 0.880359 |
| 1968 | 0.866876 |
| 1967 | 0.802829 |
| 1966 | 0.75277 |
| 1965 | 0.743984 |
| 1964 | 0.768178 |
| 1963 | 0.792909 |
| 1962 | 0.8182 |
| 1961 | 0.85229 |
| 1960 | 0.885048 |