| 年份 | 布隆迪 |
|---|---|
| 2023 | - |
| 2022 | 6.5168 |
| 2021 | 6.28677 |
| 2020 | 4.96803 |
| 2019 | 3.92357 |
| 2018 | 4.69855 |
| 2017 | 4.43721 |
| 2016 | 4.09007 |
| 2015 | 5.39196 |
| 2014 | 4.57692 |
| 2013 | 3.79122 |
| 2012 | 2.98823 |
| 2011 | - |
| 2010 | 3.12124 |
| 2009 | 2.73604 |
| 2008 | 2.55177 |
| 2007 | 2.31571 |
| 2006 | 2.21515 |
| 2005 | 2.18657 |
| 2004 | 2.15647 |
| 2003 | - |
| 2002 | 1.65049 |
| 2001 | 1.06466 |
| 2000 | 1.09112 |
| 1999 | 0.94881 |
| 1998 | 0.89471 |
| 1997 | - |
| 1996 | - |
| 1995 | - |
| 1994 | - |
| 1993 | 0.84708 |
| 1992 | 0.8029 |
| 1991 | 0.77045 |
| 1990 | 0.69371 |
| 1989 | 0.73874 |
| 1988 | 0.73844 |
| 1987 | 0.63192 |
| 1986 | 0.64791 |
| 1985 | 0.58633 |
| 1984 | 0.5664 |
| 1983 | - |
| 1982 | 0.49919 |
| 1981 | 0.45075 |
| 1980 | 0.47173 |
| 1979 | 0.45605 |
| 1978 | - |
| 1977 | - |
| 1976 | 0.28703 |
| 1975 | 0.23255 |
| 1974 | 0.23104 |
| 1973 | 0.1578 |
| 1972 | 0.15445 |
| 1971 | 0.15453 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |