| 年份 | 基里巴斯 |
|---|---|
| 2023 | - |
| 2022 | 1.81316 |
| 2021 | 1.88854 |
| 2020 | 1.77265 |
| 2019 | 1.60651 |
| 2018 | 1.56542 |
| 2017 | 1.54812 |
| 2016 | 1.53561 |
| 2015 | 1.48648 |
| 2014 | 1.46654 |
| 2013 | 1.50539 |
| 2012 | 1.57754 |
| 2011 | 1.7222 |
| 2010 | 1.86836 |
| 2009 | 1.93374 |
| 2008 | 1.91107 |
| 2007 | 1.89534 |
| 2006 | 1.93603 |
| 2005 | 1.99607 |
| 2004 | 2.01764 |
| 2003 | 2.03754 |
| 2002 | 2.04346 |
| 2001 | 1.90129 |
| 2000 | 1.74549 |
| 1999 | 1.71472 |
| 1998 | 1.76005 |
| 1997 | 1.76623 |
| 1996 | 1.64446 |
| 1995 | 1.50487 |
| 1994 | 1.46968 |
| 1993 | 1.51856 |
| 1992 | 1.66851 |
| 1991 | 1.96136 |
| 1990 | 2.27258 |
| 1989 | 2.42025 |
| 1988 | 2.44883 |
| 1987 | 2.43117 |
| 1986 | 2.3087 |
| 1985 | 2.07511 |
| 1984 | 1.88019 |
| 1983 | 1.80023 |
| 1982 | 1.76534 |
| 1981 | 1.73126 |
| 1980 | 1.72161 |
| 1979 | 0.519961 |
| 1978 | -0.718843 |
| 1977 | -0.692159 |
| 1976 | -0.603382 |
| 1975 | -0.457132 |
| 1974 | 0.584119 |
| 1973 | 1.65056 |
| 1972 | 1.81314 |
| 1971 | 1.89362 |
| 1970 | 1.9568 |
| 1969 | 1.45395 |
| 1968 | 0.942985 |
| 1967 | 1.02726 |
| 1966 | 1.82444 |
| 1965 | 2.5623 |
| 1964 | 2.55088 |
| 1963 | 2.53683 |
| 1962 | 2.52204 |
| 1961 | 2.47895 |
| 1960 | - |