| 年份 | 赞比亚 |
|---|---|
| 2023 | - |
| 2022 | 1.11061 |
| 2021 | 1.07867 |
| 2020 | 1.04488 |
| 2019 | 1.00715 |
| 2018 | 0.968439 |
| 2017 | 0.932197 |
| 2016 | 0.89915 |
| 2015 | 0.870263 |
| 2014 | 0.84511 |
| 2013 | 0.823292 |
| 2012 | 0.810981 |
| 2011 | 0.809766 |
| 2010 | 0.814083 |
| 2009 | 0.823514 |
| 2008 | 0.839079 |
| 2007 | 0.852913 |
| 2006 | 0.862993 |
| 2005 | 0.87578 |
| 2004 | 0.893085 |
| 2003 | 0.915768 |
| 2002 | 0.942733 |
| 2001 | 0.971381 |
| 2000 | 1.0004 |
| 1999 | 1.02989 |
| 1998 | 1.05784 |
| 1997 | 1.08371 |
| 1996 | 1.11015 |
| 1995 | 1.13871 |
| 1994 | 1.16784 |
| 1993 | 1.1969 |
| 1992 | 1.22608 |
| 1991 | 1.25411 |
| 1990 | 1.28012 |
| 1989 | 1.30427 |
| 1988 | 1.32607 |
| 1987 | 1.34609 |
| 1986 | 1.36683 |
| 1985 | 1.38955 |
| 1984 | 1.4138 |
| 1983 | 1.43992 |
| 1982 | 1.46783 |
| 1981 | 1.49464 |
| 1980 | 1.51801 |
| 1979 | 1.53844 |
| 1978 | 1.55626 |
| 1977 | 1.57139 |
| 1976 | 1.58539 |
| 1975 | 1.59923 |
| 1974 | 1.61199 |
| 1973 | 1.62347 |
| 1972 | 1.63354 |
| 1971 | 1.63971 |
| 1970 | 1.64054 |
| 1969 | 1.63747 |
| 1968 | 1.63004 |
| 1967 | 1.61894 |
| 1966 | 1.60959 |
| 1965 | 1.60551 |
| 1964 | 1.60696 |
| 1963 | 1.61532 |
| 1962 | 1.62778 |
| 1961 | 1.63461 |
| 1960 | 1.6295 |