| 年份 | 基里巴斯 |
|---|---|
| 2023 | - |
| 2022 | 5.17887 |
| 2021 | 4.99972 |
| 2020 | 4.83857 |
| 2019 | 4.66799 |
| 2018 | 4.54649 |
| 2017 | 4.50345 |
| 2016 | 4.49573 |
| 2015 | 4.54665 |
| 2014 | 4.67056 |
| 2013 | 4.85661 |
| 2012 | 5.08764 |
| 2011 | 5.33611 |
| 2010 | 5.5678 |
| 2009 | 5.73744 |
| 2008 | 5.80911 |
| 2007 | 5.78482 |
| 2006 | 5.69264 |
| 2005 | 5.56964 |
| 2004 | 5.43117 |
| 2003 | 5.28795 |
| 2002 | 5.15586 |
| 2001 | 5.02889 |
| 2000 | 4.8924 |
| 1999 | 4.75642 |
| 1998 | 4.64192 |
| 1997 | 4.55715 |
| 1996 | 4.512 |
| 1995 | 4.49745 |
| 1994 | 4.48932 |
| 1993 | 4.47301 |
| 1992 | 4.44075 |
| 1991 | 4.3925 |
| 1990 | 4.34783 |
| 1989 | 4.30612 |
| 1988 | 4.27303 |
| 1987 | 4.27368 |
| 1986 | 4.29606 |
| 1985 | 4.30925 |
| 1984 | 4.2965 |
| 1983 | 4.25097 |
| 1982 | 4.1552 |
| 1981 | 4.03184 |
| 1980 | 3.92014 |
| 1979 | 3.81565 |
| 1978 | 3.84948 |
| 1977 | 4.04768 |
| 1976 | 4.25521 |
| 1975 | 4.42277 |
| 1974 | 4.53896 |
| 1973 | 4.60489 |
| 1972 | 4.61275 |
| 1971 | 4.5672 |
| 1970 | 4.50686 |
| 1969 | 4.44568 |
| 1968 | 4.43956 |
| 1967 | 4.48938 |
| 1966 | 4.52845 |
| 1965 | 4.52555 |
| 1964 | 4.49109 |
| 1963 | 4.45949 |
| 1962 | 4.44331 |
| 1961 | 4.44542 |
| 1960 | 4.45776 |