| 年份 | 津巴布韦 |
|---|---|
| 2023 | - |
| 2022 | 16.6958 |
| 2021 | 14.9159 |
| 2020 | 8.86785 |
| 2019 | 7.33916 |
| 2018 | 10.3743 |
| 2017 | 21.6507 |
| 2016 | 18.1239 |
| 2015 | 18.8775 |
| 2014 | 19.5603 |
| 2013 | 18.4387 |
| 2012 | 20.006 |
| 2011 | 18.7739 |
| 2010 | 15.3156 |
| 2009 | 9.4426 |
| 2008 | 2.04712 |
| 2007 | 3.20817 |
| 2006 | 5.88267 |
| 2005 | 15.2113 |
| 2004 | 21.0006 |
| 2003 | 17.9163 |
| 2002 | 17.9235 |
| 2001 | 17.6927 |
| 2000 | 24.2653 |
| 1999 | 17.7909 |
| 1998 | 15.7841 |
| 1997 | 16.3151 |
| 1996 | 16.9398 |
| 1995 | 18.013 |
| 1994 | 16.6938 |
| 1993 | 14.9471 |
| 1992 | 24.1581 |
| 1991 | 16.1197 |
| 1990 | 19.4461 |
| 1989 | 18.6904 |
| 1988 | 27.4871 |
| 1987 | 23.3656 |
| 1986 | 20.648 |
| 1985 | 20.2034 |
| 1984 | 20.0402 |
| 1983 | 17.2929 |
| 1982 | 18.5933 |
| 1981 | 16.1944 |
| 1980 | 18.5116 |
| 1979 | 17.9043 |
| 1978 | 17.9578 |
| 1977 | 16.3522 |
| 1976 | 13.8571 |
| 1975 | 12.0555 |
| 1974 | 11.1734 |
| 1973 | 10.9054 |
| 1972 | 10.4101 |
| 1971 | 10.8157 |
| 1970 | 10.9872 |
| 1969 | 11.1854 |
| 1968 | 12.1817 |
| 1967 | 11.8199 |
| 1966 | 12.0111 |
| 1965 | 11.2381 |
| 1964 | 11.7038 |
| 1963 | 12.8664 |
| 1962 | 12.0552 |
| 1961 | 11.6113 |
| 1960 | 10.548 |