| 年份 | 巴林 |
|---|---|
| 2023 | - |
| 2022 | 8.54109 |
| 2021 | 8.4252 |
| 2020 | 8.22196 |
| 2019 | 8.00743 |
| 2018 | 7.88221 |
| 2017 | 7.7985 |
| 2016 | 7.71982 |
| 2015 | 7.64715 |
| 2014 | 7.56169 |
| 2013 | 7.55159 |
| 2012 | 7.75327 |
| 2011 | 7.94611 |
| 2010 | 7.97724 |
| 2009 | 8.10382 |
| 2008 | 8.41301 |
| 2007 | 8.78287 |
| 2006 | 9.18415 |
| 2005 | 9.60067 |
| 2004 | 9.99871 |
| 2003 | 10.2482 |
| 2002 | 10.2981 |
| 2001 | 10.3142 |
| 2000 | 10.4143 |
| 1999 | 10.6237 |
| 1998 | 10.9266 |
| 1997 | 11.2598 |
| 1996 | 11.5046 |
| 1995 | 11.5601 |
| 1994 | 11.4214 |
| 1993 | 11.1317 |
| 1992 | 10.7384 |
| 1991 | 10.3403 |
| 1990 | 10.2299 |
| 1989 | 10.402 |
| 1988 | 10.622 |
| 1987 | 10.8824 |
| 1986 | 11.1551 |
| 1985 | 11.3743 |
| 1984 | 11.4708 |
| 1983 | 11.424 |
| 1982 | 11.2948 |
| 1981 | 11.2305 |
| 1980 | 11.4705 |
| 1979 | 11.9917 |
| 1978 | 12.5552 |
| 1977 | 13.0636 |
| 1976 | 13.4772 |
| 1975 | 13.7945 |
| 1974 | 14.0121 |
| 1973 | 14.1184 |
| 1972 | 14.1044 |
| 1971 | 13.9974 |
| 1970 | 13.8627 |
| 1969 | 13.6577 |
| 1968 | 13.2984 |
| 1967 | 12.7995 |
| 1966 | 12.2152 |
| 1965 | 11.6367 |
| 1964 | 11.192 |
| 1963 | 10.9311 |
| 1962 | 10.8318 |
| 1961 | 10.8931 |
| 1960 | 11.0925 |