| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | 14.8928 |
| 2021 | 9.5798 |
| 2020 | -17.5769 |
| 2019 | 0.553156 |
| 2018 | 3.47919 |
| 2017 | 1.53243 |
| 2016 | -4.13325 |
| 2015 | 5.04486 |
| 2014 | -0.68704 |
| 2013 | 4.03873 |
| 2012 | 3.86834 |
| 2011 | 11.8385 |
| 2010 | 10.7937 |
| 2009 | -17.6599 |
| 2008 | 2.8091 |
| 2007 | 9.36635 |
| 2006 | 18.2611 |
| 2005 | 10.8793 |
| 2004 | 15.5079 |
| 2003 | 8.08482 |
| 2002 | 5.34159 |
| 2001 | 0.249889 |
| 2000 | 5.33755 |
| 1999 | -8.3618 |
| 1998 | 2.01363 |
| 1997 | 5.38516 |
| 1996 | 8.71062 |
| 1995 | 16.7908 |
| 1994 | 16.0928 |
| 1993 | 7.01744 |
| 1992 | 5.34736 |
| 1991 | 2.14265 |
| 1990 | -5.83677 |
| 1989 | 0.318191 |
| 1988 | 21.9089 |
| 1987 | 3.49417 |
| 1986 | -2.45213 |
| 1985 | -14.0363 |
| 1984 | 19.799 |
| 1983 | -16.0922 |
| 1982 | -17.367 |
| 1981 | 13.7356 |
| 1980 | 19.0757 |
| 1979 | -0.959388 |
| 1978 | 0.0903447 |
| 1977 | -13.6769 |
| 1976 | -10.0025 |
| 1975 | -3.28756 |
| 1974 | 19.0107 |
| 1973 | 11.2365 |
| 1972 | -12.5539 |
| 1971 | 10.0869 |
| 1970 | 15.0582 |
| 1969 | 13.1345 |
| 1968 | -1.14605 |
| 1967 | 16.3934 |
| 1966 | -10.7612 |
| 1965 | 9.78565 |
| 1964 | 23.6015 |
| 1963 | 19.5497 |
| 1962 | 1.2641 |
| 1961 | -9.23446 |
| 1960 | - |