| 年份 | 柬埔寨 |
|---|---|
| 2023 | - |
| 2022 | 5.20736 |
| 2021 | 5.21314 |
| 2020 | 5.20895 |
| 2019 | 5.19977 |
| 2018 | 5.18442 |
| 2017 | 5.15612 |
| 2016 | 5.12539 |
| 2015 | 5.08843 |
| 2014 | 5.04898 |
| 2013 | 5.01649 |
| 2012 | 4.98388 |
| 2011 | 4.92988 |
| 2010 | 4.84328 |
| 2009 | 4.72027 |
| 2008 | 4.55878 |
| 2007 | 4.37241 |
| 2006 | 4.17896 |
| 2005 | 3.99002 |
| 2004 | 3.81549 |
| 2003 | 3.64206 |
| 2002 | 3.46121 |
| 2001 | 3.29109 |
| 2000 | 3.13854 |
| 1999 | 3.0032 |
| 1998 | 2.83871 |
| 1997 | 2.72196 |
| 1996 | 2.70079 |
| 1995 | 2.69248 |
| 1994 | 2.6972 |
| 1993 | 2.71715 |
| 1992 | 2.75193 |
| 1991 | 2.79229 |
| 1990 | 2.83157 |
| 1989 | 2.87031 |
| 1988 | 2.907 |
| 1987 | 2.94358 |
| 1986 | 2.98343 |
| 1985 | 3.02523 |
| 1984 | 3.06543 |
| 1983 | 3.10613 |
| 1982 | 3.1475 |
| 1981 | 3.1878 |
| 1980 | 3.21534 |
| 1979 | 3.23239 |
| 1978 | 3.22768 |
| 1977 | 3.19364 |
| 1976 | 3.1837 |
| 1975 | 3.18868 |
| 1974 | 3.17889 |
| 1973 | 3.17033 |
| 1972 | 3.17127 |
| 1971 | 3.17148 |
| 1970 | 3.15904 |
| 1969 | 3.14484 |
| 1968 | 3.13754 |
| 1967 | 3.1312 |
| 1966 | 3.12565 |
| 1965 | 3.12112 |
| 1964 | 3.11754 |
| 1963 | 3.11384 |
| 1962 | 3.11103 |
| 1961 | 3.11065 |
| 1960 | 3.1128 |