| 年份 | 巴林 |
|---|---|
| 2023 | - |
| 2022 | 8.31896 |
| 2021 | 8.22145 |
| 2020 | 7.98391 |
| 2019 | 7.71891 |
| 2018 | 7.48858 |
| 2017 | 7.30285 |
| 2016 | 7.15912 |
| 2015 | 7.01797 |
| 2014 | 6.99038 |
| 2013 | 7.14171 |
| 2012 | 7.28168 |
| 2011 | 7.36207 |
| 2010 | 7.45445 |
| 2009 | 7.50839 |
| 2008 | 7.53021 |
| 2007 | 7.53421 |
| 2006 | 7.50222 |
| 2005 | 7.43516 |
| 2004 | 7.33309 |
| 2003 | 7.14803 |
| 2002 | 6.85885 |
| 2001 | 6.54196 |
| 2000 | 6.24162 |
| 1999 | 5.9525 |
| 1998 | 5.6724 |
| 1997 | 5.39759 |
| 1996 | 5.12899 |
| 1995 | 4.87264 |
| 1994 | 4.63467 |
| 1993 | 4.42021 |
| 1992 | 4.23256 |
| 1991 | 4.06706 |
| 1990 | 3.90898 |
| 1989 | 3.77957 |
| 1988 | 3.71242 |
| 1987 | 3.7018 |
| 1986 | 3.734 |
| 1985 | 3.79917 |
| 1984 | 3.87786 |
| 1983 | 3.94998 |
| 1982 | 4.01111 |
| 1981 | 4.05383 |
| 1980 | 4.065 |
| 1979 | 4.06257 |
| 1978 | 4.07515 |
| 1977 | 4.1027 |
| 1976 | 4.13324 |
| 1975 | 4.15868 |
| 1974 | 4.17923 |
| 1973 | 4.19303 |
| 1972 | 4.20545 |
| 1971 | 4.2234 |
| 1970 | 4.2256 |
| 1969 | 4.20106 |
| 1968 | 4.16492 |
| 1967 | 4.11461 |
| 1966 | 4.04495 |
| 1965 | 3.96514 |
| 1964 | 3.90548 |
| 1963 | 3.87939 |
| 1962 | 3.8652 |
| 1961 | 3.86204 |
| 1960 | 3.87815 |