| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | 7.38968 |
| 2021 | 9.08958 |
| 2020 | -11.9679 |
| 2019 | -3.31291 |
| 2018 | 2.74826 |
| 2017 | -0.273236 |
| 2016 | 0.407509 |
| 2015 | 3.05977 |
| 2014 | 3.64629 |
| 2013 | 3.73297 |
| 2012 | 1.11233 |
| 2011 | 3.00844 |
| 2010 | 7.71801 |
| 2009 | -17.0238 |
| 2008 | 1.54983 |
| 2007 | 7.82832 |
| 2006 | 7.46276 |
| 2005 | 8.56722 |
| 2004 | 2.83373 |
| 2003 | 0.109275 |
| 2002 | 0.989283 |
| 2001 | 2.39288 |
| 2000 | 8.31356 |
| 1999 | 1.26105 |
| 1998 | 3.24621 |
| 1997 | 5.29573 |
| 1996 | 7.20383 |
| 1995 | 10.9374 |
| 1994 | 2.48579 |
| 1993 | 10.379 |
| 1992 | 5.49087 |
| 1991 | -1.54542 |
| 1990 | -0.433826 |
| 1989 | 2.18112 |
| 1988 | 8.16984 |
| 1987 | 4.64909 |
| 1986 | -3.6904 |
| 1985 | 10.0771 |
| 1984 | 2.66625 |
| 1983 | -1.32863 |
| 1982 | -2.64486 |
| 1981 | -5.35311 |
| 1980 | -0.00304367 |
| 1979 | 1.84078 |
| 1978 | 3.2968 |
| 1977 | 4.6021 |
| 1976 | 4.29943 |
| 1975 | -1.15914 |
| 1974 | -4.89198 |
| 1973 | -5.18141 |
| 1972 | 3.00049 |
| 1971 | 3.08186 |
| 1970 | 2.73804 |
| 1969 | 0.764919 |
| 1968 | 4.15035 |
| 1967 | 4.81424 |
| 1966 | 1.36964 |
| 1965 | 3.06238 |
| 1964 | 4.93526 |
| 1963 | 7.62459 |
| 1962 | 8.46872 |
| 1961 | 7.07442 |
| 1960 | - |