| 年份 | 柬埔寨  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 0.492004 | 
| 2021 | 0.491995 | 
| 2020 | 0.488526 | 
| 2019 | 0.477531 | 
| 2018 | 0.464462 | 
| 2017 | 0.452061 | 
| 2016 | 0.439679 | 
| 2015 | 0.4271 | 
| 2014 | 0.41368 | 
| 2013 | 0.399851 | 
| 2012 | 0.386033 | 
| 2011 | 0.372149 | 
| 2010 | 0.35812 | 
| 2009 | 0.343519 | 
| 2008 | 0.328903 | 
| 2007 | 0.315619 | 
| 2006 | 0.304 | 
| 2005 | 0.293367 | 
| 2004 | 0.283 | 
| 2003 | 0.273152 | 
| 2002 | 0.263853 | 
| 2001 | 0.254857 | 
| 2000 | 0.246495 | 
| 1999 | 0.238901 | 
| 1998 | 0.231593 | 
| 1997 | 0.224578 | 
| 1996 | 0.218309 | 
| 1995 | 0.21246 | 
| 1994 | 0.206686 | 
| 1993 | 0.203757 | 
| 1992 | 0.204793 | 
| 1991 | 0.204128 | 
| 1990 | 0.200344 | 
| 1989 | 0.196562 | 
| 1988 | 0.191792 | 
| 1987 | 0.186965 | 
| 1986 | 0.183448 | 
| 1985 | 0.179687 | 
| 1984 | 0.1748 | 
| 1983 | 0.170503 | 
| 1982 | 0.167526 | 
| 1981 | 0.165611 | 
| 1980 | 0.162316 | 
| 1979 | 0.160251 | 
| 1978 | 0.160017 | 
| 1977 | 0.157203 | 
| 1976 | 0.158793 | 
| 1975 | 0.18451 | 
| 1974 | 0.203793 | 
| 1973 | 0.201169 | 
| 1972 | 0.198722 | 
| 1971 | 0.195624 | 
| 1970 | 0.189943 | 
| 1969 | 0.183612 | 
| 1968 | 0.178211 | 
| 1967 | 0.172592 | 
| 1966 | 0.167239 | 
| 1965 | 0.162983 | 
| 1964 | 0.16006 | 
| 1963 | 0.158668 | 
| 1962 | 0.159131 | 
| 1961 | 0.160837 | 
| 1960 | 0.162758 |