| 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 |