| 年份 | 津巴布韦 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 3.491 |
| 2020 | 3.545 |
| 2019 | 3.599 |
| 2018 | 3.659 |
| 2017 | 3.706 |
| 2016 | 3.771 |
| 2015 | 3.849 |
| 2014 | 3.962 |
| 2013 | 4.064 |
| 2012 | 4.096 |
| 2011 | 4.096 |
| 2010 | 4.025 |
| 2009 | 3.945 |
| 2008 | 3.774 |
| 2007 | 3.652 |
| 2006 | 3.62 |
| 2005 | 3.665 |
| 2004 | 3.738 |
| 2003 | 3.821 |
| 2002 | 3.887 |
| 2001 | 3.954 |
| 2000 | 3.974 |
| 1999 | 4.009 |
| 1998 | 4.032 |
| 1997 | 4.063 |
| 1996 | 4.109 |
| 1995 | 4.154 |
| 1994 | 4.27 |
| 1993 | 4.386 |
| 1992 | 4.567 |
| 1991 | 4.714 |
| 1990 | 4.873 |
| 1989 | 5.081 |
| 1988 | 5.288 |
| 1987 | 5.504 |
| 1986 | 5.697 |
| 1985 | 5.895 |
| 1984 | 6.083 |
| 1983 | 6.246 |
| 1982 | 6.382 |
| 1981 | 6.511 |
| 1980 | 6.614 |
| 1979 | 6.703 |
| 1978 | 6.774 |
| 1977 | 6.845 |
| 1976 | 6.91 |
| 1975 | 6.977 |
| 1974 | 7.043 |
| 1973 | 7.07 |
| 1972 | 7.062 |
| 1971 | 7.059 |
| 1970 | 7.094 |
| 1969 | 7.139 |
| 1968 | 7.193 |
| 1967 | 7.215 |
| 1966 | 7.24 |
| 1965 | 7.258 |
| 1964 | 7.261 |
| 1963 | 7.253 |
| 1962 | 7.255 |
| 1961 | 7.233 |
| 1960 | 7.22 |