| 年份 | 柬埔寨 |
|---|---|
| 2023 | - |
| 2022 | 1.20898 |
| 2021 | 1.13826 |
| 2020 | 1.07604 |
| 2019 | 1.01678 |
| 2018 | 0.969872 |
| 2017 | 0.938936 |
| 2016 | 0.915461 |
| 2015 | 0.8952 |
| 2014 | 0.877458 |
| 2013 | 0.861078 |
| 2012 | 0.845684 |
| 2011 | 0.831966 |
| 2010 | 0.818993 |
| 2009 | 0.805628 |
| 2008 | 0.79467 |
| 2007 | 0.786703 |
| 2006 | 0.778592 |
| 2005 | 0.770079 |
| 2004 | 0.761082 |
| 2003 | 0.751907 |
| 2002 | 0.742687 |
| 2001 | 0.731518 |
| 2000 | 0.718365 |
| 1999 | 0.704853 |
| 1998 | 0.690398 |
| 1997 | 0.67719 |
| 1996 | 0.668822 |
| 1995 | 0.662988 |
| 1994 | 0.658261 |
| 1993 | 0.663279 |
| 1992 | 0.681013 |
| 1991 | 0.694309 |
| 1990 | 0.698423 |
| 1989 | 0.704192 |
| 1988 | 0.706639 |
| 1987 | 0.708924 |
| 1986 | 0.716928 |
| 1985 | 0.724196 |
| 1984 | 0.726499 |
| 1983 | 0.730555 |
| 1982 | 0.737481 |
| 1981 | 0.743391 |
| 1980 | 0.737927 |
| 1979 | 0.733627 |
| 1978 | 0.731822 |
| 1977 | 0.713317 |
| 1976 | 0.701517 |
| 1975 | 0.764969 |
| 1974 | 0.819614 |
| 1973 | 0.813449 |
| 1972 | 0.809178 |
| 1971 | 0.802828 |
| 1970 | 0.786975 |
| 1969 | 0.771404 |
| 1968 | 0.762439 |
| 1967 | 0.753417 |
| 1966 | 0.744841 |
| 1965 | 0.737604 |
| 1964 | 0.731961 |
| 1963 | 0.72767 |
| 1962 | 0.724522 |
| 1961 | 0.72108 |
| 1960 | 0.71539 |