| 年份 | 巴林 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 2.479 |
| 2020 | 2.239 |
| 2019 | 2 |
| 2018 | 1.992 |
| 2017 | 2.039 |
| 2016 | 2.071 |
| 2015 | 2.109 |
| 2014 | 2.028 |
| 2013 | 1.933 |
| 2012 | 1.935 |
| 2011 | 1.927 |
| 2010 | 1.883 |
| 2009 | 1.925 |
| 2008 | 2.002 |
| 2007 | 2.108 |
| 2006 | 2.235 |
| 2005 | 2.308 |
| 2004 | 2.429 |
| 2003 | 2.483 |
| 2002 | 2.509 |
| 2001 | 2.516 |
| 2000 | 2.595 |
| 1999 | 2.703 |
| 1998 | 2.76 |
| 1997 | 2.75 |
| 1996 | 2.766 |
| 1995 | 2.896 |
| 1994 | 2.956 |
| 1993 | 2.989 |
| 1992 | 3.103 |
| 1991 | 3.156 |
| 1990 | 3.206 |
| 1989 | 3.24 |
| 1988 | 3.298 |
| 1987 | 3.331 |
| 1986 | 3.369 |
| 1985 | 3.415 |
| 1984 | 3.435 |
| 1983 | 3.532 |
| 1982 | 3.588 |
| 1981 | 3.686 |
| 1980 | 3.842 |
| 1979 | 4.012 |
| 1978 | 4.222 |
| 1977 | 4.412 |
| 1976 | 4.644 |
| 1975 | 4.944 |
| 1974 | 5.247 |
| 1973 | 5.601 |
| 1972 | 6.035 |
| 1971 | 6.45 |
| 1970 | 6.904 |
| 1969 | 7.324 |
| 1968 | 7.87 |
| 1967 | 8.528 |
| 1966 | 9.251 |
| 1965 | 10.032 |
| 1964 | 11.083 |
| 1963 | 12.185 |
| 1962 | 13.44 |
| 1961 | 14.72 |
| 1960 | 16.084 |