| 年份 | 基里巴斯 |
|---|---|
| 2023 | - |
| 2022 | 13.4793 |
| 2021 | 13.691 |
| 2020 | 13.8904 |
| 2019 | 14.0611 |
| 2018 | 14.203 |
| 2017 | 14.3601 |
| 2016 | 14.5396 |
| 2015 | 14.6974 |
| 2014 | 14.7709 |
| 2013 | 14.7435 |
| 2012 | 14.6099 |
| 2011 | 14.3624 |
| 2010 | 14.1154 |
| 2009 | 13.9259 |
| 2008 | 13.7471 |
| 2007 | 13.648 |
| 2006 | 13.706 |
| 2005 | 13.8332 |
| 2004 | 14.0175 |
| 2003 | 14.3274 |
| 2002 | 14.6759 |
| 2001 | 14.9304 |
| 2000 | 15.1419 |
| 1999 | 15.3798 |
| 1998 | 15.5925 |
| 1997 | 15.8039 |
| 1996 | 16.0206 |
| 1995 | 16.2343 |
| 1994 | 16.4234 |
| 1993 | 16.5657 |
| 1992 | 16.6528 |
| 1991 | 16.6828 |
| 1990 | 16.7244 |
| 1989 | 16.7731 |
| 1988 | 16.7737 |
| 1987 | 16.7282 |
| 1986 | 16.6317 |
| 1985 | 16.4843 |
| 1984 | 16.348 |
| 1983 | 16.1754 |
| 1982 | 15.9328 |
| 1981 | 15.7041 |
| 1980 | 15.4885 |
| 1979 | 15.298 |
| 1978 | 15.1439 |
| 1977 | 15.0694 |
| 1976 | 15.1402 |
| 1975 | 15.3855 |
| 1974 | 15.7875 |
| 1973 | 16.3044 |
| 1972 | 16.8398 |
| 1971 | 17.3018 |
| 1970 | 17.6812 |
| 1969 | 18.0173 |
| 1968 | 18.2322 |
| 1967 | 18.2178 |
| 1966 | 18.023 |
| 1965 | 17.9248 |
| 1964 | 17.9838 |
| 1963 | 18.0072 |
| 1962 | 17.99 |
| 1961 | 17.9266 |
| 1960 | 17.8548 |