| 年份 | 柬埔寨 |
|---|---|
| 2023 | - |
| 2022 | 1.08682 |
| 2021 | 1.0588 |
| 2020 | 1.03293 |
| 2019 | 1.00742 |
| 2018 | 0.982174 |
| 2017 | 0.9576 |
| 2016 | 0.934232 |
| 2015 | 0.910503 |
| 2014 | 0.885858 |
| 2013 | 0.863348 |
| 2012 | 0.843265 |
| 2011 | 0.822932 |
| 2010 | 0.803462 |
| 2009 | 0.784464 |
| 2008 | 0.765935 |
| 2007 | 0.749701 |
| 2006 | 0.734668 |
| 2005 | 0.719421 |
| 2004 | 0.704435 |
| 2003 | 0.689449 |
| 2002 | 0.675275 |
| 2001 | 0.662982 |
| 2000 | 0.65201 |
| 1999 | 0.641975 |
| 1998 | 0.633849 |
| 1997 | 0.6264 |
| 1996 | 0.618924 |
| 1995 | 0.612303 |
| 1994 | 0.607041 |
| 1993 | 0.605978 |
| 1992 | 0.610136 |
| 1991 | 0.612388 |
| 1990 | 0.610422 |
| 1989 | 0.607745 |
| 1988 | 0.60366 |
| 1987 | 0.599992 |
| 1986 | 0.596919 |
| 1985 | 0.591992 |
| 1984 | 0.584515 |
| 1983 | 0.578377 |
| 1982 | 0.573105 |
| 1981 | 0.566715 |
| 1980 | 0.552025 |
| 1979 | 0.535483 |
| 1978 | 0.519891 |
| 1977 | 0.498538 |
| 1976 | 0.489629 |
| 1975 | 0.547649 |
| 1974 | 0.596123 |
| 1973 | 0.585014 |
| 1972 | 0.575344 |
| 1971 | 0.564201 |
| 1970 | 0.546349 |
| 1969 | 0.530759 |
| 1968 | 0.522156 |
| 1967 | 0.513605 |
| 1966 | 0.504839 |
| 1965 | 0.496161 |
| 1964 | 0.487426 |
| 1963 | 0.477933 |
| 1962 | 0.468463 |
| 1961 | 0.460451 |
| 1960 | 0.454967 |