| 年份 | 纳米比亚 |
|---|---|
| 2023 | - |
| 2022 | 22.6147 |
| 2021 | 25.0074 |
| 2020 | 26.476 |
| 2019 | 25.5542 |
| 2018 | 25.3675 |
| 2017 | 25.6039 |
| 2016 | 26.9873 |
| 2015 | 27.2286 |
| 2014 | 27.7269 |
| 2013 | 27.94 |
| 2012 | 24.9706 |
| 2011 | 22.8558 |
| 2010 | 25.1894 |
| 2009 | 23.5547 |
| 2008 | 21.5153 |
| 2007 | 23.5655 |
| 2006 | 19.4399 |
| 2005 | 19.266 |
| 2004 | 20.362 |
| 2003 | 22.2263 |
| 2002 | 21.5655 |
| 2001 | 22.7589 |
| 2000 | 23.4224 |
| 1999 | 24.7558 |
| 1998 | 24.2164 |
| 1997 | 24.6692 |
| 1996 | 24.7676 |
| 1995 | 24.8324 |
| 1994 | 23.4108 |
| 1993 | 25.7762 |
| 1992 | 26.6822 |
| 1991 | 25.3508 |
| 1990 | 23.4708 |
| 1989 | 21.9796 |
| 1988 | 23.389 |
| 1987 | 24.6363 |
| 1986 | 23.046 |
| 1985 | 21.9529 |
| 1984 | 22.3111 |
| 1983 | 22.2033 |
| 1982 | 21.5937 |
| 1981 | 20.7268 |
| 1980 | 14.1905 |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |