| 年份 | 津巴布韦 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 2.37 |
| 2020 | 2.73 |
| 2019 | 3.11 |
| 2018 | 3.8 |
| 2017 | 4.82 |
| 2016 | 5.64 |
| 2015 | 6.5 |
| 2014 | 7.28 |
| 2013 | 8.03 |
| 2012 | 8.65 |
| 2011 | 9.6 |
| 2010 | 10.48 |
| 2009 | 11.04 |
| 2008 | 11.66 |
| 2007 | 12.32 |
| 2006 | 13.12 |
| 2005 | 13.94 |
| 2004 | 14.8 |
| 2003 | 15.65 |
| 2002 | 16.91 |
| 2001 | 18.59 |
| 2000 | 20.34 |
| 1999 | 22.59 |
| 1998 | 25.3 |
| 1997 | 28.77 |
| 1996 | 32.63 |
| 1995 | 37.13 |
| 1994 | 41.88 |
| 1993 | 46.28 |
| 1992 | 49.16 |
| 1991 | 49.62 |
| 1990 | 46.99 |
| 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 | - |