| 年份 | 坦桑尼亚  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 2.71937 | 
| 2021 | 2.6743 | 
| 2020 | 6.42301 | 
| 2019 | 2.28041 | 
| 2018 | 3.00758 | 
| 2017 | 2.67179 | 
| 2016 | 7.47203 | 
| 2015 | 7.59136 | 
| 2014 | 6.05085 | 
| 2013 | 9.66618 | 
| 2012 | 10.4839 | 
| 2011 | 12.1984 | 
| 2010 | 9.42872 | 
| 2009 | 9.04166 | 
| 2008 | 16.3808 | 
| 2007 | 9.09939 | 
| 2006 | 5.5101 | 
| 2005 | 6.38961 | 
| 2004 | 6.88562 | 
| 2003 | 8.41868 | 
| 2002 | 7.23303 | 
| 2001 | 4.81597 | 
| 2000 | 8.2011 | 
| 1999 | 10.6903 | 
| 1998 | 67.1997 | 
| 1997 | 20.5872 | 
| 1996 | 19.3137 | 
| 1995 | 26.862 | 
| 1994 | 31.17 | 
| 1993 | 24.462 | 
| 1992 | 25.3755 | 
| 1991 | 28.1126 | 
| 1990 | 22.4492 | 
| 1989 | 20.6007 | 
| 1988 | - | 
| 1987 | - | 
| 1986 | - | 
| 1985 | - | 
| 1984 | - | 
| 1983 | - | 
| 1982 | - | 
| 1981 | - | 
| 1980 | - | 
| 1979 | - | 
| 1978 | - | 
| 1977 | - | 
| 1976 | - | 
| 1975 | - | 
| 1974 | - | 
| 1973 | - | 
| 1972 | - | 
| 1971 | - | 
| 1970 | - | 
| 1969 | - | 
| 1968 | - | 
| 1967 | - | 
| 1966 | - | 
| 1965 | - | 
| 1964 | - | 
| 1963 | - | 
| 1962 | - | 
| 1961 | - | 
| 1960 | - |