| 年份 | 纳米比亚 |
|---|---|
| 2023 | - |
| 2022 | 23.6462 |
| 2021 | 20.267 |
| 2020 | -15.0433 |
| 2019 | -3.98363 |
| 2018 | 1.24244 |
| 2017 | -10.1014 |
| 2016 | 3.93552 |
| 2015 | 0.376179 |
| 2014 | 17.8731 |
| 2013 | 6.89351 |
| 2012 | 19.6036 |
| 2011 | -0.728877 |
| 2010 | -10.2459 |
| 2009 | 15.1175 |
| 2008 | 18.6701 |
| 2007 | 32.2129 |
| 2006 | 16.3206 |
| 2005 | 0.925726 |
| 2004 | -9.94911 |
| 2003 | 10.506 |
| 2002 | 6.15105 |
| 2001 | 14.2709 |
| 2000 | -5.20733 |
| 1999 | 1.39431 |
| 1998 | 7.65052 |
| 1997 | 3.42985 |
| 1996 | 15.7163 |
| 1995 | 9.13159 |
| 1994 | 3.74264 |
| 1993 | -0.981682 |
| 1992 | 5.38752 |
| 1991 | 3.53493 |
| 1990 | -1.61939 |
| 1989 | -1.50784 |
| 1988 | -3.63572 |
| 1987 | 13.0293 |
| 1986 | 6.15837 |
| 1985 | 3.11631 |
| 1984 | 1.22018 |
| 1983 | -13.1423 |
| 1982 | -11.1679 |
| 1981 | 15.1448 |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |