| 年份 | 阿拉伯叙利亚共和国 |
|---|---|
| 2023 | - |
| 2022 | 4.17794 |
| 2021 | 4.11686 |
| 2020 | 4.02065 |
| 2019 | 3.91796 |
| 2018 | 3.8186 |
| 2017 | 3.69876 |
| 2016 | 3.57008 |
| 2015 | 3.44809 |
| 2014 | 3.32684 |
| 2013 | 3.21347 |
| 2012 | 3.12465 |
| 2011 | 3.06165 |
| 2010 | 3.00775 |
| 2009 | 2.95344 |
| 2008 | 2.89665 |
| 2007 | 2.84316 |
| 2006 | 2.79291 |
| 2005 | 2.74599 |
| 2004 | 2.70898 |
| 2003 | 2.70828 |
| 2002 | 2.72261 |
| 2001 | 2.70921 |
| 2000 | 2.6778 |
| 1999 | 2.63496 |
| 1998 | 2.55449 |
| 1997 | 2.46505 |
| 1996 | 2.41843 |
| 1995 | 2.40102 |
| 1994 | 2.40148 |
| 1993 | 2.41332 |
| 1992 | 2.43301 |
| 1991 | 2.45881 |
| 1990 | 2.49192 |
| 1989 | 2.53205 |
| 1988 | 2.57849 |
| 1987 | 2.62999 |
| 1986 | 2.68391 |
| 1985 | 2.73731 |
| 1984 | 2.78713 |
| 1983 | 2.83166 |
| 1982 | 2.87075 |
| 1981 | 2.89932 |
| 1980 | 2.91092 |
| 1979 | 2.90614 |
| 1978 | 2.88924 |
| 1977 | 2.8638 |
| 1976 | 2.83074 |
| 1975 | 2.78989 |
| 1974 | 2.74422 |
| 1973 | 2.69914 |
| 1972 | 2.65876 |
| 1971 | 2.6272 |
| 1970 | 2.61562 |
| 1969 | 2.62173 |
| 1968 | 2.63458 |
| 1967 | 2.65282 |
| 1966 | 2.67379 |
| 1965 | 2.69449 |
| 1964 | 2.71322 |
| 1963 | 2.72997 |
| 1962 | 2.74559 |
| 1961 | 2.76078 |
| 1960 | 2.77765 |