| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | 5.89299 |
| 2021 | 5.97213 |
| 2020 | 6.00053 |
| 2019 | 5.95004 |
| 2018 | 5.85412 |
| 2017 | 5.73733 |
| 2016 | 5.57025 |
| 2015 | 5.43221 |
| 2014 | 5.34771 |
| 2013 | 5.23252 |
| 2012 | 5.10559 |
| 2011 | 4.99493 |
| 2010 | 4.89347 |
| 2009 | 4.79464 |
| 2008 | 4.70264 |
| 2007 | 4.61451 |
| 2006 | 4.53022 |
| 2005 | 4.44611 |
| 2004 | 4.36279 |
| 2003 | 4.29228 |
| 2002 | 4.23573 |
| 2001 | 4.19047 |
| 2000 | 4.15696 |
| 1999 | 4.13818 |
| 1998 | 4.12975 |
| 1997 | 4.11778 |
| 1996 | 4.08607 |
| 1995 | 4.04145 |
| 1994 | 3.99961 |
| 1993 | 3.95293 |
| 1992 | 3.90268 |
| 1991 | 3.86863 |
| 1990 | 3.86193 |
| 1989 | 3.8734 |
| 1988 | 3.89377 |
| 1987 | 3.91811 |
| 1986 | 3.94378 |
| 1985 | 3.94325 |
| 1984 | 3.9239 |
| 1983 | 3.91322 |
| 1982 | 3.90112 |
| 1981 | 3.88199 |
| 1980 | 3.85941 |
| 1979 | 3.8352 |
| 1978 | 3.8069 |
| 1977 | 3.77658 |
| 1976 | 3.74328 |
| 1975 | 3.7087 |
| 1974 | 3.67485 |
| 1973 | 3.64007 |
| 1972 | 3.6046 |
| 1971 | 3.56728 |
| 1970 | 3.52864 |
| 1969 | 3.49049 |
| 1968 | 3.45366 |
| 1967 | 3.41995 |
| 1966 | 3.3909 |
| 1965 | 3.36814 |
| 1964 | 3.35326 |
| 1963 | 3.34729 |
| 1962 | 3.35078 |
| 1961 | 3.36367 |
| 1960 | 3.38082 |