| 年份 | 坦桑尼亚 |
|---|---|
| 2023 | - |
| 2022 | 15.4214 |
| 2021 | 14.12 |
| 2020 | 13.5039 |
| 2019 | 16.0367 |
| 2018 | 14.7391 |
| 2017 | 15.6635 |
| 2016 | 16.35 |
| 2015 | 17.1049 |
| 2014 | 18.0692 |
| 2013 | 19.0128 |
| 2012 | 22.3721 |
| 2011 | 21.6343 |
| 2010 | 19.6075 |
| 2009 | 18.1943 |
| 2008 | 19.4646 |
| 2007 | 19.8306 |
| 2006 | 18.415 |
| 2005 | 16.9834 |
| 2004 | 16.0401 |
| 2003 | 15.0879 |
| 2002 | 14.2767 |
| 2001 | 13.8323 |
| 2000 | 10.8091 |
| 1999 | 10.1634 |
| 1998 | 10.025 |
| 1997 | 16.2181 |
| 1996 | 19.9372 |
| 1995 | 24.0747 |
| 1994 | 20.614 |
| 1993 | 17.9831 |
| 1992 | 12.4418 |
| 1991 | 10.2621 |
| 1990 | 12.6211 |
| 1989 | - |
| 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 | - |