| 年份 | 赞比亚 |
|---|---|
| 2023 | - |
| 2022 | 1.98344 |
| 2021 | 1.94941 |
| 2020 | 1.91499 |
| 2019 | 1.8775 |
| 2018 | 1.83824 |
| 2017 | 1.79878 |
| 2016 | 1.75976 |
| 2015 | 1.72179 |
| 2014 | 1.68594 |
| 2013 | 1.65352 |
| 2012 | 1.62503 |
| 2011 | 1.60095 |
| 2010 | 1.58219 |
| 2009 | 1.56774 |
| 2008 | 1.55195 |
| 2007 | 1.5398 |
| 2006 | 1.53758 |
| 2005 | 1.54007 |
| 2004 | 1.54757 |
| 2003 | 1.56686 |
| 2002 | 1.59012 |
| 2001 | 1.60831 |
| 2000 | 1.62735 |
| 1999 | 1.65027 |
| 1998 | 1.67784 |
| 1997 | 1.70894 |
| 1996 | 1.74201 |
| 1995 | 1.7757 |
| 1994 | 1.80961 |
| 1993 | 1.84286 |
| 1992 | 1.87464 |
| 1991 | 1.90488 |
| 1990 | 1.93318 |
| 1989 | 1.95888 |
| 1988 | 1.98079 |
| 1987 | 2.00012 |
| 1986 | 2.02069 |
| 1985 | 2.04414 |
| 1984 | 2.06893 |
| 1983 | 2.09576 |
| 1982 | 2.12394 |
| 1981 | 2.14817 |
| 1980 | 2.16522 |
| 1979 | 2.17611 |
| 1978 | 2.18078 |
| 1977 | 2.18045 |
| 1976 | 2.18118 |
| 1975 | 2.18659 |
| 1974 | 2.19539 |
| 1973 | 2.2077 |
| 1972 | 2.2231 |
| 1971 | 2.23683 |
| 1970 | 2.24656 |
| 1969 | 2.25429 |
| 1968 | 2.26034 |
| 1967 | 2.26439 |
| 1966 | 2.27005 |
| 1965 | 2.27963 |
| 1964 | 2.29275 |
| 1963 | 2.30948 |
| 1962 | 2.32793 |
| 1961 | 2.34278 |
| 1960 | 2.35034 |