| 年份 | 柬埔寨 |
|---|---|
| 2023 | - |
| 2022 | 4.67492 |
| 2021 | 4.60477 |
| 2020 | 4.51934 |
| 2019 | 4.40881 |
| 2018 | 4.28396 |
| 2017 | 4.14855 |
| 2016 | 3.98855 |
| 2015 | 3.79658 |
| 2014 | 3.57542 |
| 2013 | 3.33491 |
| 2012 | 3.08467 |
| 2011 | 2.84169 |
| 2010 | 2.62331 |
| 2009 | 2.43452 |
| 2008 | 2.26941 |
| 2007 | 2.12533 |
| 2006 | 2.00514 |
| 2005 | 1.90525 |
| 2004 | 1.82303 |
| 2003 | 1.76711 |
| 2002 | 1.73855 |
| 2001 | 1.72175 |
| 2000 | 1.70947 |
| 1999 | 1.70233 |
| 1998 | 1.67366 |
| 1997 | 1.65045 |
| 1996 | 1.66125 |
| 1995 | 1.67804 |
| 1994 | 1.70018 |
| 1993 | 1.72445 |
| 1992 | 1.74988 |
| 1991 | 1.78152 |
| 1990 | 1.81836 |
| 1989 | 1.85592 |
| 1988 | 1.89461 |
| 1987 | 1.93541 |
| 1986 | 1.97992 |
| 1985 | 2.0284 |
| 1984 | 2.07836 |
| 1983 | 2.1293 |
| 1982 | 2.1803 |
| 1981 | 2.22912 |
| 1980 | 2.26799 |
| 1979 | 2.29669 |
| 1978 | 2.30941 |
| 1977 | 2.28928 |
| 1976 | 2.26253 |
| 1975 | 2.32056 |
| 1974 | 2.38008 |
| 1973 | 2.38253 |
| 1972 | 2.39208 |
| 1971 | 2.40063 |
| 1970 | 2.39923 |
| 1969 | 2.39068 |
| 1968 | 2.38097 |
| 1967 | 2.37104 |
| 1966 | 2.3616 |
| 1965 | 2.3537 |
| 1964 | 2.34751 |
| 1963 | 2.3421 |
| 1962 | 2.33793 |
| 1961 | 2.33517 |
| 1960 | 2.33265 |