| 年份 | 津巴布韦 |
|---|---|
| 2023 | - |
| 2022 | 0.634433 |
| 2021 | 0.628421 |
| 2020 | 0.615104 |
| 2019 | 0.595615 |
| 2018 | 0.573368 |
| 2017 | 0.550658 |
| 2016 | 0.530372 |
| 2015 | 0.51313 |
| 2014 | 0.500706 |
| 2013 | 0.497374 |
| 2012 | 0.503477 |
| 2011 | 0.515548 |
| 2010 | 0.531716 |
| 2009 | 0.55297 |
| 2008 | 0.578169 |
| 2007 | 0.602691 |
| 2006 | 0.622473 |
| 2005 | 0.635097 |
| 2004 | 0.640055 |
| 2003 | 0.637574 |
| 2002 | 0.626957 |
| 2001 | 0.612195 |
| 2000 | 0.598207 |
| 1999 | 0.586051 |
| 1998 | 0.578111 |
| 1997 | 0.575261 |
| 1996 | 0.57817 |
| 1995 | 0.58112 |
| 1994 | 0.592768 |
| 1993 | 0.611164 |
| 1992 | 0.627226 |
| 1991 | 0.642361 |
| 1990 | 0.65463 |
| 1989 | 0.641752 |
| 1988 | 0.605557 |
| 1987 | 0.584666 |
| 1986 | 0.576461 |
| 1985 | 0.570334 |
| 1984 | 0.565257 |
| 1983 | 0.563083 |
| 1982 | 0.562384 |
| 1981 | 0.562138 |
| 1980 | 0.567809 |
| 1979 | 0.57629 |
| 1978 | 0.580696 |
| 1977 | 0.58464 |
| 1976 | 0.590384 |
| 1975 | 0.597124 |
| 1974 | 0.603951 |
| 1973 | 0.610416 |
| 1972 | 0.616391 |
| 1971 | 0.621958 |
| 1970 | 0.62729 |
| 1969 | 0.632427 |
| 1968 | 0.637531 |
| 1967 | 0.642381 |
| 1966 | 0.646035 |
| 1965 | 0.647853 |
| 1964 | 0.647594 |
| 1963 | 0.644766 |
| 1962 | 0.639777 |
| 1961 | 0.634415 |
| 1960 | 0.629911 |