| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | 8.27883 |
| 2021 | 8.00329 |
| 2020 | 7.73514 |
| 2019 | 7.46257 |
| 2018 | 7.1346 |
| 2017 | 6.73251 |
| 2016 | 6.30065 |
| 2015 | 5.88104 |
| 2014 | 5.53522 |
| 2013 | 5.37706 |
| 2012 | 5.43757 |
| 2011 | 5.69582 |
| 2010 | 6.10044 |
| 2009 | 6.58107 |
| 2008 | 7.06438 |
| 2007 | 7.47393 |
| 2006 | 7.7574 |
| 2005 | 7.898 |
| 2004 | 7.89623 |
| 2003 | 7.76844 |
| 2002 | 7.54515 |
| 2001 | 7.26187 |
| 2000 | 6.94904 |
| 1999 | 6.638 |
| 1998 | 6.35969 |
| 1997 | 6.12561 |
| 1996 | 5.94717 |
| 1995 | 5.84097 |
| 1994 | 5.81265 |
| 1993 | 5.8546 |
| 1992 | 5.94935 |
| 1991 | 6.0733 |
| 1990 | 6.18377 |
| 1989 | 6.25907 |
| 1988 | 6.326 |
| 1987 | 6.38269 |
| 1986 | 6.40784 |
| 1985 | 6.37325 |
| 1984 | 6.29473 |
| 1983 | 6.17819 |
| 1982 | 6.02395 |
| 1981 | 5.86896 |
| 1980 | 5.71007 |
| 1979 | 5.54988 |
| 1978 | 5.38387 |
| 1977 | 5.22752 |
| 1976 | 5.10274 |
| 1975 | 5.01755 |
| 1974 | 4.9651 |
| 1973 | 4.94231 |
| 1972 | 4.94557 |
| 1971 | 4.96831 |
| 1970 | 5.00351 |
| 1969 | 5.04715 |
| 1968 | 5.09421 |
| 1967 | 5.13949 |
| 1966 | 5.18172 |
| 1965 | 5.22151 |
| 1964 | 5.26034 |
| 1963 | 5.29905 |
| 1962 | 5.33745 |
| 1961 | 5.37639 |
| 1960 | 5.40468 |