| 年份 | 阿拉伯叙利亚共和国 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 0.218558 |
| 2020 | 0.224364 |
| 2019 | 0.231769 |
| 2018 | 0.241153 |
| 2017 | 0.245923 |
| 2016 | 0.245968 |
| 2015 | 0.242903 |
| 2014 | 0.232211 |
| 2013 | 0.216879 |
| 2012 | 0.206365 |
| 2011 | 0.205097 |
| 2010 | 0.209826 |
| 2009 | 0.213953 |
| 2008 | 0.218822 |
| 2007 | 0.228759 |
| 2006 | 0.240325 |
| 2005 | 0.251566 |
| 2004 | 0.26305 |
| 2003 | 0.262615 |
| 2002 | 0.267595 |
| 2001 | 0.277081 |
| 2000 | 0.27852 |
| 1999 | 0.295638 |
| 1998 | 0.303796 |
| 1997 | 0.315877 |
| 1996 | 0.322186 |
| 1995 | 0.335279 |
| 1994 | 0.345624 |
| 1993 | 0.35244 |
| 1992 | 0.362257 |
| 1991 | 0.375833 |
| 1990 | 0.393666 |
| 1989 | 0.3987 |
| 1988 | 0.412772 |
| 1987 | 0.441446 |
| 1986 | 0.459587 |
| 1985 | 0.477947 |
| 1984 | 0.501221 |
| 1983 | 0.516702 |
| 1982 | 0.556002 |
| 1981 | 0.573143 |
| 1980 | 0.58771 |
| 1979 | 0.608087 |
| 1978 | 0.619599 |
| 1977 | 0.633055 |
| 1976 | 0.677951 |
| 1975 | 0.683595 |
| 1974 | 0.784276 |
| 1973 | 0.792505 |
| 1972 | 0.843756 |
| 1971 | 0.86365 |
| 1970 | 0.894259 |
| 1969 | 0.920416 |
| 1968 | 0.943222 |
| 1967 | 1.02668 |
| 1966 | 1.05973 |
| 1965 | 1.18135 |
| 1964 | 1.23202 |
| 1963 | 1.2487 |
| 1962 | 1.2666 |
| 1961 | 1.29348 |
| 1960 | - |