| 年份 | 布隆迪 |
|---|---|
| 2023 | - |
| 2022 | 14.417 |
| 2021 | 14.058 |
| 2020 | 13.708 |
| 2019 | 13.366 |
| 2018 | 13.032 |
| 2017 | 12.706 |
| 2016 | 12.388 |
| 2015 | 12.078 |
| 2014 | 11.776 |
| 2013 | 11.482 |
| 2012 | 11.194 |
| 2011 | 10.915 |
| 2010 | 10.642 |
| 2009 | 10.376 |
| 2008 | 10.118 |
| 2007 | 9.864 |
| 2006 | 9.617 |
| 2005 | 9.375 |
| 2004 | 9.139 |
| 2003 | 8.908 |
| 2002 | 8.682 |
| 2001 | 8.461 |
| 2000 | 8.246 |
| 1999 | 8.036 |
| 1998 | 7.83 |
| 1997 | 7.618 |
| 1996 | 7.412 |
| 1995 | 7.211 |
| 1994 | 7.014 |
| 1993 | 6.823 |
| 1992 | 6.637 |
| 1991 | 6.455 |
| 1990 | 6.271 |
| 1989 | 6.047 |
| 1988 | 5.83 |
| 1987 | 5.62 |
| 1986 | 5.417 |
| 1985 | 5.221 |
| 1984 | 5.033 |
| 1983 | 4.85 |
| 1982 | 4.674 |
| 1981 | 4.503 |
| 1980 | 4.339 |
| 1979 | 4.178 |
| 1978 | 4.005 |
| 1977 | 3.838 |
| 1976 | 3.678 |
| 1975 | 3.525 |
| 1974 | 3.377 |
| 1973 | 3.236 |
| 1972 | 3.101 |
| 1971 | 2.97 |
| 1970 | 2.845 |
| 1969 | 2.726 |
| 1968 | 2.611 |
| 1967 | 2.501 |
| 1966 | 2.395 |
| 1965 | 2.294 |
| 1964 | 2.233 |
| 1963 | 2.193 |
| 1962 | 2.154 |
| 1961 | 2.115 |
| 1960 | 2.077 |