| 年份 | 纳米比亚 |
|---|---|
| 2023 | - |
| 2022 | 6.01823 |
| 2021 | 1.84492 |
| 2020 | -9.66882 |
| 2019 | -2.4994 |
| 2018 | -0.668554 |
| 2017 | -2.75101 |
| 2016 | -1.71634 |
| 2015 | 2.45071 |
| 2014 | 4.27192 |
| 2013 | 3.84019 |
| 2012 | 3.35886 |
| 2011 | 3.46155 |
| 2010 | 4.45558 |
| 2009 | -1.12836 |
| 2008 | 1.28723 |
| 2007 | 4.06785 |
| 2006 | 5.79615 |
| 2005 | 1.30389 |
| 2004 | 10.8813 |
| 2003 | 2.77586 |
| 2002 | 3.00625 |
| 2001 | -0.852857 |
| 2000 | 1.1674 |
| 1999 | 0.909031 |
| 1998 | 0.750223 |
| 1997 | 1.56259 |
| 1996 | 0.396139 |
| 1995 | 0.862303 |
| 1994 | -1.44353 |
| 1993 | -4.71806 |
| 1992 | 3.81091 |
| 1991 | 4.6045 |
| 1990 | -3.98596 |
| 1989 | -4.47718 |
| 1988 | -2.73541 |
| 1987 | 0.226966 |
| 1986 | 1.54639 |
| 1985 | -2.41345 |
| 1984 | -2.95268 |
| 1983 | -4.44302 |
| 1982 | -2.19356 |
| 1981 | -0.194321 |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |