| 年份 | 柬埔寨 |
|---|---|
| 2023 | - |
| 2022 | 3.63746 |
| 2021 | 3.50897 |
| 2020 | 3.351 |
| 2019 | 3.15605 |
| 2018 | 2.93762 |
| 2017 | 2.71279 |
| 2016 | 2.49645 |
| 2015 | 2.30211 |
| 2014 | 2.13424 |
| 2013 | 1.98573 |
| 2012 | 1.85 |
| 2011 | 1.73261 |
| 2010 | 1.63375 |
| 2009 | 1.54955 |
| 2008 | 1.48963 |
| 2007 | 1.45818 |
| 2006 | 1.43907 |
| 2005 | 1.42342 |
| 2004 | 1.41141 |
| 2003 | 1.39996 |
| 2002 | 1.38913 |
| 2001 | 1.38124 |
| 2000 | 1.37478 |
| 1999 | 1.36941 |
| 1998 | 1.36329 |
| 1997 | 1.36297 |
| 1996 | 1.37082 |
| 1995 | 1.38016 |
| 1994 | 1.39132 |
| 1993 | 1.40569 |
| 1992 | 1.42495 |
| 1991 | 1.44683 |
| 1990 | 1.47009 |
| 1989 | 1.49614 |
| 1988 | 1.52244 |
| 1987 | 1.54954 |
| 1986 | 1.57868 |
| 1985 | 1.60747 |
| 1984 | 1.63392 |
| 1983 | 1.66036 |
| 1982 | 1.68623 |
| 1981 | 1.71018 |
| 1980 | 1.72617 |
| 1979 | 1.73758 |
| 1978 | 1.74153 |
| 1977 | 1.72134 |
| 1976 | 1.69389 |
| 1975 | 1.75177 |
| 1974 | 1.8113 |
| 1973 | 1.80784 |
| 1972 | 1.80879 |
| 1971 | 1.80819 |
| 1970 | 1.7997 |
| 1969 | 1.78893 |
| 1968 | 1.78116 |
| 1967 | 1.77434 |
| 1966 | 1.76746 |
| 1965 | 1.76061 |
| 1964 | 1.75399 |
| 1963 | 1.74687 |
| 1962 | 1.73993 |
| 1961 | 1.73403 |
| 1960 | 1.72875 |