| 年份 | 津巴布韦 |
|---|---|
| 2023 | - |
| 2022 | 13.3328 |
| 2021 | 13.5199 |
| 2020 | 13.7289 |
| 2019 | 13.9789 |
| 2018 | 14.2713 |
| 2017 | 14.5864 |
| 2016 | 14.8944 |
| 2015 | 15.1558 |
| 2014 | 15.3238 |
| 2013 | 15.3524 |
| 2012 | 15.2558 |
| 2011 | 15.0852 |
| 2010 | 14.9162 |
| 2009 | 14.8189 |
| 2008 | 14.8194 |
| 2007 | 14.9072 |
| 2006 | 15.0548 |
| 2005 | 15.1844 |
| 2004 | 15.2159 |
| 2003 | 15.1417 |
| 2002 | 14.9662 |
| 2001 | 14.6987 |
| 2000 | 14.3855 |
| 1999 | 14.1246 |
| 1998 | 13.9773 |
| 1997 | 13.9526 |
| 1996 | 14.0372 |
| 1995 | 14.2315 |
| 1994 | 14.4933 |
| 1993 | 14.8008 |
| 1992 | 15.1171 |
| 1991 | 15.5437 |
| 1990 | 16.1538 |
| 1989 | 16.8538 |
| 1988 | 17.5008 |
| 1987 | 17.9501 |
| 1986 | 18.3232 |
| 1985 | 18.5804 |
| 1984 | 18.593 |
| 1983 | 18.4308 |
| 1982 | 18.293 |
| 1981 | 18.2809 |
| 1980 | 18.7674 |
| 1979 | 19.3776 |
| 1978 | 19.422 |
| 1977 | 19.315 |
| 1976 | 19.2476 |
| 1975 | 19.1902 |
| 1974 | 19.1324 |
| 1973 | 19.0815 |
| 1972 | 19.0329 |
| 1971 | 18.9929 |
| 1970 | 18.9537 |
| 1969 | 18.934 |
| 1968 | 18.9423 |
| 1967 | 18.9635 |
| 1966 | 18.9933 |
| 1965 | 19.0255 |
| 1964 | 19.0596 |
| 1963 | 19.0972 |
| 1962 | 19.1366 |
| 1961 | 19.1796 |
| 1960 | 19.2291 |