| 年份 | 赞比亚 |
|---|---|
| 2023 | - |
| 2022 | 5.93935 |
| 2021 | 5.91452 |
| 2020 | 5.87074 |
| 2019 | 5.81962 |
| 2018 | 5.76664 |
| 2017 | 5.70922 |
| 2016 | 5.6488 |
| 2015 | 5.58584 |
| 2014 | 5.50953 |
| 2013 | 5.41643 |
| 2012 | 5.31618 |
| 2011 | 5.2105 |
| 2010 | 5.09922 |
| 2009 | 4.98181 |
| 2008 | 4.86245 |
| 2007 | 4.74319 |
| 2006 | 4.63224 |
| 2005 | 4.53308 |
| 2004 | 4.45003 |
| 2003 | 4.38406 |
| 2002 | 4.32945 |
| 2001 | 4.27733 |
| 2000 | 4.22611 |
| 1999 | 4.18533 |
| 1998 | 4.14529 |
| 1997 | 4.09716 |
| 1996 | 4.04213 |
| 1995 | 3.98758 |
| 1994 | 3.93019 |
| 1993 | 3.87093 |
| 1992 | 3.81327 |
| 1991 | 3.75795 |
| 1990 | 3.70795 |
| 1989 | 3.66242 |
| 1988 | 3.61901 |
| 1987 | 3.60091 |
| 1986 | 3.61176 |
| 1985 | 3.63515 |
| 1984 | 3.67671 |
| 1983 | 3.73092 |
| 1982 | 3.76249 |
| 1981 | 3.77672 |
| 1980 | 3.80966 |
| 1979 | 3.86295 |
| 1978 | 3.93534 |
| 1977 | 4.0202 |
| 1976 | 4.10769 |
| 1975 | 4.19177 |
| 1974 | 4.27058 |
| 1973 | 4.34077 |
| 1972 | 4.40361 |
| 1971 | 4.46733 |
| 1970 | 4.53624 |
| 1969 | 4.59198 |
| 1968 | 4.62921 |
| 1967 | 4.66577 |
| 1966 | 4.70338 |
| 1965 | 4.73996 |
| 1964 | 4.77572 |
| 1963 | 4.80836 |
| 1962 | 4.83843 |
| 1961 | 4.87216 |
| 1960 | 4.91284 |