| 年份 | 基里巴斯 |
|---|---|
| 2023 | - |
| 2022 | 0.223638 |
| 2021 | 0.208056 |
| 2020 | 0.191884 |
| 2019 | 0.182149 |
| 2018 | 0.183374 |
| 2017 | 0.191309 |
| 2016 | 0.206321 |
| 2015 | 0.223462 |
| 2014 | 0.239104 |
| 2013 | 0.250518 |
| 2012 | 0.256812 |
| 2011 | 0.256007 |
| 2010 | 0.250759 |
| 2009 | 0.24472 |
| 2008 | 0.242537 |
| 2007 | 0.247163 |
| 2006 | 0.25287 |
| 2005 | 0.254535 |
| 2004 | 0.252071 |
| 2003 | 0.247434 |
| 2002 | 0.243679 |
| 2001 | 0.24172 |
| 2000 | 0.242674 |
| 1999 | 0.247948 |
| 1998 | 0.254336 |
| 1997 | 0.264601 |
| 1996 | 0.281235 |
| 1995 | 0.290719 |
| 1994 | 0.292645 |
| 1993 | 0.295725 |
| 1992 | 0.300296 |
| 1991 | 0.304116 |
| 1990 | 0.308538 |
| 1989 | 0.312397 |
| 1988 | 0.312764 |
| 1987 | 0.315981 |
| 1986 | 0.313192 |
| 1985 | 0.300786 |
| 1984 | 0.294767 |
| 1983 | 0.289267 |
| 1982 | 0.28 |
| 1981 | 0.281594 |
| 1980 | 0.281429 |
| 1979 | 0.28289 |
| 1978 | 0.299761 |
| 1977 | 0.328327 |
| 1976 | 0.358369 |
| 1975 | 0.38843 |
| 1974 | 0.428799 |
| 1973 | 0.483229 |
| 1972 | 0.533089 |
| 1971 | 0.56464 |
| 1970 | 0.58533 |
| 1969 | 0.598009 |
| 1968 | 0.573784 |
| 1967 | 0.526113 |
| 1966 | 0.494518 |
| 1965 | 0.486903 |
| 1964 | 0.503964 |
| 1963 | 0.523591 |
| 1962 | 0.541867 |
| 1961 | 0.564865 |
| 1960 | 0.588476 |