| 年份 | 基里巴斯 |
|---|---|
| 2023 | - |
| 2022 | 4.14852 |
| 2021 | 4.28568 |
| 2020 | 4.40448 |
| 2019 | 4.47918 |
| 2018 | 4.50175 |
| 2017 | 4.47843 |
| 2016 | 4.42337 |
| 2015 | 4.33998 |
| 2014 | 4.23888 |
| 2013 | 4.12836 |
| 2012 | 4.00417 |
| 2011 | 3.87368 |
| 2010 | 3.763 |
| 2009 | 3.67286 |
| 2008 | 3.59311 |
| 2007 | 3.5402 |
| 2006 | 3.5135 |
| 2005 | 3.48442 |
| 2004 | 3.44384 |
| 2003 | 3.39188 |
| 2002 | 3.32391 |
| 2001 | 3.25134 |
| 2000 | 3.17418 |
| 1999 | 3.09113 |
| 1998 | 3.03991 |
| 1997 | 3.03488 |
| 1996 | 3.06029 |
| 1995 | 3.11988 |
| 1994 | 3.18888 |
| 1993 | 3.23459 |
| 1992 | 3.24421 |
| 1991 | 3.21284 |
| 1990 | 3.15813 |
| 1989 | 3.1034 |
| 1988 | 3.05886 |
| 1987 | 3.0361 |
| 1986 | 3.04465 |
| 1985 | 3.08671 |
| 1984 | 3.14521 |
| 1983 | 3.21348 |
| 1982 | 3.28427 |
| 1981 | 3.34114 |
| 1980 | 3.39099 |
| 1979 | 3.42403 |
| 1978 | 3.39996 |
| 1977 | 3.33802 |
| 1976 | 3.29853 |
| 1975 | 3.29993 |
| 1974 | 3.34154 |
| 1973 | 3.37026 |
| 1972 | 3.37252 |
| 1971 | 3.38083 |
| 1970 | 3.40278 |
| 1969 | 3.45277 |
| 1968 | 3.46214 |
| 1967 | 3.4224 |
| 1966 | 3.41572 |
| 1965 | 3.4509 |
| 1964 | 3.50434 |
| 1963 | 3.54958 |
| 1962 | 3.58212 |
| 1961 | 3.60537 |
| 1960 | 3.62807 |