| 年份 | 基里巴斯 |
|---|---|
| 2023 | - |
| 2022 | 6.33961 |
| 2021 | 6.22966 |
| 2020 | 6.13023 |
| 2019 | 6.01475 |
| 2018 | 5.89214 |
| 2017 | 5.76644 |
| 2016 | 5.64587 |
| 2015 | 5.55103 |
| 2014 | 5.49192 |
| 2013 | 5.47236 |
| 2012 | 5.4972 |
| 2011 | 5.55313 |
| 2010 | 5.60357 |
| 2009 | 5.64196 |
| 2008 | 5.67049 |
| 2007 | 5.68675 |
| 2006 | 5.69179 |
| 2005 | 5.68449 |
| 2004 | 5.67714 |
| 2003 | 5.68001 |
| 2002 | 5.70038 |
| 2001 | 5.72132 |
| 2000 | 5.7747 |
| 1999 | 5.87125 |
| 1998 | 5.963 |
| 1997 | 6.03348 |
| 1996 | 6.08936 |
| 1995 | 6.0952 |
| 1994 | 6.05793 |
| 1993 | 6.02115 |
| 1992 | 5.96953 |
| 1991 | 5.91892 |
| 1990 | 5.94092 |
| 1989 | 6.00435 |
| 1988 | 6.03406 |
| 1987 | 6.0762 |
| 1986 | 6.14514 |
| 1985 | 6.18821 |
| 1984 | 6.21244 |
| 1983 | 6.25 |
| 1982 | 6.29021 |
| 1981 | 6.34743 |
| 1980 | 6.39993 |
| 1979 | 6.41804 |
| 1978 | 6.58707 |
| 1977 | 6.90926 |
| 1976 | 7.17528 |
| 1975 | 7.40857 |
| 1974 | 7.632 |
| 1973 | 7.87706 |
| 1972 | 8.11191 |
| 1971 | 8.31437 |
| 1970 | 8.511 |
| 1969 | 8.71789 |
| 1968 | 8.71926 |
| 1967 | 8.47482 |
| 1966 | 8.19579 |
| 1965 | 8.11523 |
| 1964 | 8.25079 |
| 1963 | 8.40762 |
| 1962 | 8.62776 |
| 1961 | 8.91046 |
| 1960 | 9.22073 |