| 年份 | 津巴布韦 |
|---|---|
| 2023 | - |
| 2022 | 6.97719 |
| 2021 | 7.0777 |
| 2020 | 7.04925 |
| 2019 | 6.87607 |
| 2018 | 6.62148 |
| 2017 | 6.34385 |
| 2016 | 6.07307 |
| 2015 | 5.86036 |
| 2014 | 5.72762 |
| 2013 | 5.60956 |
| 2012 | 5.4628 |
| 2011 | 5.29949 |
| 2010 | 5.13673 |
| 2009 | 4.97728 |
| 2008 | 4.81793 |
| 2007 | 4.65971 |
| 2006 | 4.48518 |
| 2005 | 4.30932 |
| 2004 | 4.15521 |
| 2003 | 4.01947 |
| 2002 | 3.91123 |
| 2001 | 3.84709 |
| 2000 | 3.81979 |
| 1999 | 3.80943 |
| 1998 | 3.82471 |
| 1997 | 3.86983 |
| 1996 | 3.94621 |
| 1995 | 4.0443 |
| 1994 | 4.17433 |
| 1993 | 4.32862 |
| 1992 | 4.50847 |
| 1991 | 4.6396 |
| 1990 | 4.6992 |
| 1989 | 4.74677 |
| 1988 | 4.72561 |
| 1987 | 4.66684 |
| 1986 | 4.54713 |
| 1985 | 4.35113 |
| 1984 | 4.15945 |
| 1983 | 4.13312 |
| 1982 | 4.18057 |
| 1981 | 4.13305 |
| 1980 | 3.81555 |
| 1979 | 3.5445 |
| 1978 | 3.69473 |
| 1977 | 3.86231 |
| 1976 | 3.93367 |
| 1975 | 3.97448 |
| 1974 | 4.01701 |
| 1973 | 4.07038 |
| 1972 | 4.1492 |
| 1971 | 4.24237 |
| 1970 | 4.34315 |
| 1969 | 4.43329 |
| 1968 | 4.51577 |
| 1967 | 4.60218 |
| 1966 | 4.67397 |
| 1965 | 4.72046 |
| 1964 | 4.74043 |
| 1963 | 4.72559 |
| 1962 | 4.69095 |
| 1961 | 4.68272 |
| 1960 | 4.72896 |