| 年份 | 坦桑尼亚 |
|---|---|
| 2023 | - |
| 2022 | 97.562 |
| 2021 | 97.5692 |
| 2020 | 96.9762 |
| 2019 | 95.6221 |
| 2018 | 93.381 |
| 2017 | 88.8821 |
| 2016 | 85.5627 |
| 2015 | 85.392 |
| 2014 | 87.3662 |
| 2013 | 90.3904 |
| 2012 | 93.6236 |
| 2011 | 96.9979 |
| 2010 | 101.526 |
| 2009 | 104.038 |
| 2008 | 109.305 |
| 2007 | 108.764 |
| 2006 | 106.645 |
| 2005 | 103.397 |
| 2004 | 99.5283 |
| 2003 | 94.4433 |
| 2002 | 88.4598 |
| 2001 | 74.1427 |
| 2000 | 68.3104 |
| 1999 | 67.3492 |
| 1998 | 66.0548 |
| 1997 | 67.6675 |
| 1996 | 66.397 |
| 1995 | 66.7339 |
| 1994 | 67.3684 |
| 1993 | 68.0744 |
| 1992 | 66.953 |
| 1991 | 67.1689 |
| 1990 | 66.5033 |
| 1989 | 65.9182 |
| 1988 | 66.382 |
| 1987 | 68.4922 |
| 1986 | 71.1338 |
| 1985 | 73.558 |
| 1984 | 83.4193 |
| 1983 | 87.6646 |
| 1982 | 88.6878 |
| 1981 | 91.9408 |
| 1980 | 90.0828 |
| 1979 | 88.2524 |
| 1978 | 84.1137 |
| 1977 | 64.3875 |
| 1976 | 55.9416 |
| 1975 | 45.8679 |
| 1974 | 36.527 |
| 1973 | 33.2289 |
| 1972 | 30.6163 |
| 1971 | 28.5626 |
| 1970 | 27.4179 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |