| 年份 | 赞比亚 |
|---|---|
| 2023 | - |
| 2022 | 2.38647 |
| 2021 | 3.25946 |
| 2020 | -5.59573 |
| 2019 | -1.56424 |
| 2018 | 0.897347 |
| 2017 | 0.331284 |
| 2016 | 0.561271 |
| 2015 | -0.312861 |
| 2014 | 1.35293 |
| 2013 | 1.6761 |
| 2012 | 4.10328 |
| 2011 | 2.0591 |
| 2010 | 6.50755 |
| 2009 | 5.40594 |
| 2008 | 3.9931 |
| 2007 | 4.59126 |
| 2006 | 4.238 |
| 2005 | 3.74143 |
| 2004 | 3.68342 |
| 2003 | 3.69183 |
| 2002 | 1.36008 |
| 2001 | 2.20832 |
| 2000 | 1.06229 |
| 1999 | 1.94391 |
| 1998 | -2.92885 |
| 1997 | 1.18674 |
| 1996 | 3.61876 |
| 1995 | 0.410354 |
| 1994 | -10.8175 |
| 1993 | 4.25896 |
| 1992 | -4.09044 |
| 1991 | -2.49785 |
| 1990 | -3.00745 |
| 1989 | -3.62565 |
| 1988 | 3.37921 |
| 1987 | -0.279613 |
| 1986 | -2.26551 |
| 1985 | -1.39946 |
| 1984 | -3.36298 |
| 1983 | -5.0872 |
| 1982 | -5.89774 |
| 1981 | 2.98078 |
| 1980 | 0.0280771 |
| 1979 | -5.85469 |
| 1978 | -2.39426 |
| 1977 | -7.36569 |
| 1976 | 3.1173 |
| 1975 | -5.08776 |
| 1974 | 3.41137 |
| 1973 | -3.72268 |
| 1972 | 6.2234 |
| 1971 | -2.77123 |
| 1970 | 1.79482 |
| 1969 | -3.54503 |
| 1968 | -1.96527 |
| 1967 | 4.50038 |
| 1966 | -8.56132 |
| 1965 | 12.972 |
| 1964 | 8.68609 |
| 1963 | 0.0233605 |
| 1962 | -5.54149 |
| 1961 | -1.78768 |
| 1960 | - |