| 年份 | 文莱达鲁萨兰国 |
|---|---|
| 2023 | - |
| 2022 | 1.19277 |
| 2021 | 1.21007 |
| 2020 | 1.23045 |
| 2019 | 1.26743 |
| 2018 | 1.33419 |
| 2017 | 1.41746 |
| 2016 | 1.50127 |
| 2015 | 1.57351 |
| 2014 | 1.63605 |
| 2013 | 1.68829 |
| 2012 | 1.72754 |
| 2011 | 1.83198 |
| 2010 | 1.93242 |
| 2009 | 1.9607 |
| 2008 | 2.01099 |
| 2007 | 2.07305 |
| 2006 | 2.14638 |
| 2005 | 2.22623 |
| 2004 | 2.30968 |
| 2003 | 2.39584 |
| 2002 | 2.4997 |
| 2001 | 2.70592 |
| 2000 | 2.78032 |
| 1999 | 2.83846 |
| 1998 | 2.91177 |
| 1997 | 2.99816 |
| 1996 | 3.09181 |
| 1995 | 3.1809 |
| 1994 | 3.27451 |
| 1993 | 3.37731 |
| 1992 | 3.49927 |
| 1991 | 3.20406 |
| 1990 | 3.36717 |
| 1989 | 3.46175 |
| 1988 | 3.54254 |
| 1987 | 3.60325 |
| 1986 | 3.63236 |
| 1985 | 3.63275 |
| 1984 | 3.61929 |
| 1983 | 3.60768 |
| 1982 | 3.53912 |
| 1981 | 3.46559 |
| 1980 | 3.46101 |
| 1979 | 3.45947 |
| 1978 | 3.47339 |
| 1977 | 3.50985 |
| 1976 | 3.56921 |
| 1975 | 3.63857 |
| 1974 | 3.69825 |
| 1973 | 3.77593 |
| 1972 | 4.20463 |
| 1971 | 6.69228 |
| 1970 | 6.98714 |
| 1969 | 7.2189 |
| 1968 | 7.45113 |
| 1967 | 7.67889 |
| 1966 | 7.90241 |
| 1965 | 8.11859 |
| 1964 | 8.32551 |
| 1963 | 8.47807 |
| 1962 | 8.65484 |
| 1961 | 8.94494 |
| 1960 | - |