| 年份 | 阿拉伯叙利亚共和国 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 18.4 |
| 2020 | 18.8 |
| 2019 | 18.8 |
| 2018 | 19.2 |
| 2017 | 19.1 |
| 2016 | 25.2 |
| 2015 | 25.8 |
| 2014 | 27.8 |
| 2013 | 27 |
| 2012 | 23.5 |
| 2011 | 16.8 |
| 2010 | 16.2 |
| 2009 | 16.2 |
| 2008 | 16.2 |
| 2007 | 16.3 |
| 2006 | 16.5 |
| 2005 | 16.8 |
| 2004 | 17.2 |
| 2003 | 17.6 |
| 2002 | 18.2 |
| 2001 | 18.8 |
| 2000 | 19.6 |
| 1999 | 20.4 |
| 1998 | 21.3 |
| 1997 | 22.3 |
| 1996 | 23.3 |
| 1995 | 24.5 |
| 1994 | 25.6 |
| 1993 | 26.8 |
| 1992 | 27.9 |
| 1991 | 29 |
| 1990 | 30.1 |
| 1989 | 31.1 |
| 1988 | 32.3 |
| 1987 | 33.5 |
| 1986 | 34.8 |
| 1985 | 36.4 |
| 1984 | 38 |
| 1983 | 39.9 |
| 1982 | 48.5 |
| 1981 | 46.5 |
| 1980 | 46.4 |
| 1979 | 48.8 |
| 1978 | 51.3 |
| 1977 | 53.9 |
| 1976 | 56.6 |
| 1975 | 59.3 |
| 1974 | 62 |
| 1973 | 64.9 |
| 1972 | 67.9 |
| 1971 | 71.2 |
| 1970 | 74.8 |
| 1969 | 78.6 |
| 1968 | 82.5 |
| 1967 | 86.4 |
| 1966 | 90.2 |
| 1965 | 94 |
| 1964 | 97.8 |
| 1963 | 101.8 |
| 1962 | 105.9 |
| 1961 | 110.4 |
| 1960 | 115.5 |