| 年份 | 巴林 |
|---|---|
| 2023 | - |
| 2022 | 4.53026 |
| 2021 | 4.31597 |
| 2020 | 4.35058 |
| 2019 | 4.41735 |
| 2018 | 4.41333 |
| 2017 | 4.57242 |
| 2016 | 4.81155 |
| 2015 | 4.9002 |
| 2014 | 4.78627 |
| 2013 | 4.75146 |
| 2012 | 4.95856 |
| 2011 | 5.08895 |
| 2010 | 5.09218 |
| 2009 | 5.37982 |
| 2008 | 6.01046 |
| 2007 | 6.73117 |
| 2006 | 7.39333 |
| 2005 | 7.8036 |
| 2004 | 7.74755 |
| 2003 | 7.3878 |
| 2002 | 7.37339 |
| 2001 | 7.73061 |
| 2000 | 8.09912 |
| 1999 | 8.42593 |
| 1998 | 8.67973 |
| 1997 | 8.84455 |
| 1996 | 8.91793 |
| 1995 | 8.86515 |
| 1994 | 8.62059 |
| 1993 | 8.17612 |
| 1992 | 7.58615 |
| 1991 | 6.94695 |
| 1990 | 6.83119 |
| 1989 | 7.28061 |
| 1988 | 7.75711 |
| 1987 | 8.21585 |
| 1986 | 8.62587 |
| 1985 | 8.94771 |
| 1984 | 9.14802 |
| 1983 | 9.20851 |
| 1982 | 9.13316 |
| 1981 | 9.09077 |
| 1980 | 9.51479 |
| 1979 | 10.3321 |
| 1978 | 11.1129 |
| 1977 | 11.7605 |
| 1976 | 12.1994 |
| 1975 | 12.3651 |
| 1974 | 12.2457 |
| 1973 | 11.8646 |
| 1972 | 11.2277 |
| 1971 | 10.449 |
| 1970 | 9.92403 |
| 1969 | 9.6631 |
| 1968 | 9.39203 |
| 1967 | 9.17263 |
| 1966 | 9.07325 |
| 1965 | 9.14004 |
| 1964 | 9.4002 |
| 1963 | 9.78852 |
| 1962 | 10.1944 |
| 1961 | 10.5628 |
| 1960 | 10.8581 |