| 年份 | 文莱达鲁萨兰国 |
|---|---|
| 2023 | - |
| 2022 | 6.17103 |
| 2021 | 5.81064 |
| 2020 | 5.46652 |
| 2019 | 5.13859 |
| 2018 | 4.83392 |
| 2017 | 4.558 |
| 2016 | 4.31015 |
| 2015 | 4.09065 |
| 2014 | 3.89998 |
| 2013 | 3.73559 |
| 2012 | 3.60004 |
| 2011 | 3.49347 |
| 2010 | 3.44108 |
| 2009 | 3.42804 |
| 2008 | 3.40278 |
| 2007 | 3.35526 |
| 2006 | 3.28775 |
| 2005 | 3.2086 |
| 2004 | 3.12753 |
| 2003 | 3.05414 |
| 2002 | 2.98766 |
| 2001 | 2.92488 |
| 2000 | 2.86425 |
| 1999 | 2.80558 |
| 1998 | 2.74853 |
| 1997 | 2.69256 |
| 1996 | 2.63818 |
| 1995 | 2.58662 |
| 1994 | 2.54543 |
| 1993 | 2.5243 |
| 1992 | 2.52473 |
| 1991 | 2.54243 |
| 1990 | 2.56884 |
| 1989 | 2.59455 |
| 1988 | 2.62159 |
| 1987 | 2.653 |
| 1986 | 2.67693 |
| 1985 | 2.68707 |
| 1984 | 2.68933 |
| 1983 | 2.69681 |
| 1982 | 2.72069 |
| 1981 | 2.74912 |
| 1980 | 2.76846 |
| 1979 | 2.77822 |
| 1978 | 2.7779 |
| 1977 | 2.76854 |
| 1976 | 2.75106 |
| 1975 | 2.72278 |
| 1974 | 2.68479 |
| 1973 | 2.63678 |
| 1972 | 2.58503 |
| 1971 | 2.55759 |
| 1970 | 2.57607 |
| 1969 | 2.61849 |
| 1968 | 2.66404 |
| 1967 | 2.71279 |
| 1966 | 2.75761 |
| 1965 | 2.7984 |
| 1964 | 2.82836 |
| 1963 | 2.83942 |
| 1962 | 2.83365 |
| 1961 | 2.80814 |
| 1960 | 2.79744 |