| 年份 | 巴林 |
|---|---|
| 2023 | - |
| 2022 | 0.745949 |
| 2021 | -0.836505 |
| 2020 | -1.00003 |
| 2019 | 0.579118 |
| 2018 | 2.18553 |
| 2017 | 3.39933 |
| 2016 | 3.53126 |
| 2015 | 3.91104 |
| 2014 | 3.93543 |
| 2013 | 3.03698 |
| 2012 | 1.13101 |
| 2011 | -0.0604439 |
| 2010 | 2.91978 |
| 2009 | 6.09351 |
| 2008 | 6.54117 |
| 2007 | 6.95876 |
| 2006 | 7.41185 |
| 2005 | 7.92132 |
| 2004 | 6.86999 |
| 2003 | 3.93332 |
| 2002 | 2.44839 |
| 2001 | 2.60682 |
| 2000 | 2.7472 |
| 1999 | 2.87645 |
| 1998 | 2.99146 |
| 1997 | 3.09123 |
| 1996 | 3.17932 |
| 1995 | 3.25893 |
| 1994 | 3.33856 |
| 1993 | 3.41572 |
| 1992 | 3.575 |
| 1991 | 3.63342 |
| 1990 | 3.57139 |
| 1989 | 3.68105 |
| 1988 | 3.75661 |
| 1987 | 3.79997 |
| 1986 | 3.80893 |
| 1985 | 3.78762 |
| 1984 | 3.74602 |
| 1983 | 3.70072 |
| 1982 | 3.78431 |
| 1981 | 4.26031 |
| 1980 | 4.73834 |
| 1979 | 4.91973 |
| 1978 | 5.08411 |
| 1977 | 5.23869 |
| 1976 | 5.37472 |
| 1975 | 5.4911 |
| 1974 | 5.59003 |
| 1973 | 5.68265 |
| 1972 | 5.41632 |
| 1971 | 4.01445 |
| 1970 | 2.96503 |
| 1969 | 3.05906 |
| 1968 | 3.13972 |
| 1967 | 3.23118 |
| 1966 | 3.38053 |
| 1965 | 3.52028 |
| 1964 | 3.67506 |
| 1963 | 3.71928 |
| 1962 | 3.7771 |
| 1961 | 3.85355 |
| 1960 | - |