| 年份 | 赞比亚  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 15.3798 | 
| 2021 | 15.5516 | 
| 2020 | 15.7476 | 
| 2019 | 15.9681 | 
| 2018 | 16.2153 | 
| 2017 | 16.4827 | 
| 2016 | 16.7611 | 
| 2015 | 17.0434 | 
| 2014 | 17.3147 | 
| 2013 | 17.5568 | 
| 2012 | 17.7617 | 
| 2011 | 17.9312 | 
| 2010 | 18.065 | 
| 2009 | 18.1622 | 
| 2008 | 18.2167 | 
| 2007 | 18.2366 | 
| 2006 | 18.2313 | 
| 2005 | 18.2235 | 
| 2004 | 18.2316 | 
| 2003 | 18.2589 | 
| 2002 | 18.303 | 
| 2001 | 18.3636 | 
| 2000 | 18.4342 | 
| 1999 | 18.4876 | 
| 1998 | 18.5246 | 
| 1997 | 18.5482 | 
| 1996 | 18.5604 | 
| 1995 | 18.5548 | 
| 1994 | 18.5504 | 
| 1993 | 18.5639 | 
| 1992 | 18.5973 | 
| 1991 | 18.65 | 
| 1990 | 18.7143 | 
| 1989 | 18.7714 | 
| 1988 | 18.8203 | 
| 1987 | 18.8668 | 
| 1986 | 18.8973 | 
| 1985 | 18.909 | 
| 1984 | 18.9345 | 
| 1983 | 18.9999 | 
| 1982 | 19.1054 | 
| 1981 | 19.2429 | 
| 1980 | 19.3941 | 
| 1979 | 19.5221 | 
| 1978 | 19.6098 | 
| 1977 | 19.6749 | 
| 1976 | 19.7146 | 
| 1975 | 19.7306 | 
| 1974 | 19.7305 | 
| 1973 | 19.7101 | 
| 1972 | 19.6654 | 
| 1971 | 19.6108 | 
| 1970 | 19.5508 | 
| 1969 | 19.5132 | 
| 1968 | 19.5152 | 
| 1967 | 19.5307 | 
| 1966 | 19.5398 | 
| 1965 | 19.5312 | 
| 1964 | 19.5021 | 
| 1963 | 19.4482 | 
| 1962 | 19.3709 | 
| 1961 | 19.2783 | 
| 1960 | 19.1761 |