| 年份 | 坦桑尼亚 |
|---|---|
| 2023 | - |
| 2022 | 95.5046 |
| 2021 | 96.0838 |
| 2020 | 95.8801 |
| 2019 | 94.7818 |
| 2018 | 92.3522 |
| 2017 | 87.6228 |
| 2016 | 84.0087 |
| 2015 | 83.8203 |
| 2014 | 85.9815 |
| 2013 | 89.4502 |
| 2012 | 93.6282 |
| 2011 | 96.5908 |
| 2010 | 101.979 |
| 2009 | 105.076 |
| 2008 | 111.032 |
| 2007 | 110.54 |
| 2006 | 108.851 |
| 2005 | 105.995 |
| 2004 | 102.118 |
| 2003 | 96.9845 |
| 2002 | 90.3045 |
| 2001 | 75.0819 |
| 2000 | 68.9705 |
| 1999 | 67.5773 |
| 1998 | 66.4513 |
| 1997 | 68.2349 |
| 1996 | 66.5022 |
| 1995 | 66.6784 |
| 1994 | 67.8884 |
| 1993 | 69.3734 |
| 1992 | 68.2441 |
| 1991 | 67.9842 |
| 1990 | 66.9468 |
| 1989 | 66.1756 |
| 1988 | 66.0643 |
| 1987 | 68.2056 |
| 1986 | 70.542 |
| 1985 | 73.5049 |
| 1984 | 84.0103 |
| 1983 | 89.179 |
| 1982 | 91.5604 |
| 1981 | 96.0783 |
| 1980 | 95.2415 |
| 1979 | 94.7489 |
| 1978 | 91.9826 |
| 1977 | 72.5979 |
| 1976 | 64.6831 |
| 1975 | 54.6259 |
| 1974 | 44.7666 |
| 1973 | 41.416 |
| 1972 | 38.6824 |
| 1971 | 36.2079 |
| 1970 | 34.7352 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |