| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | 6.18348 |
| 2021 | 6.56206 |
| 2020 | 6.18336 |
| 2019 | 5.9277 |
| 2018 | 5.64401 |
| 2017 | 5.59867 |
| 2016 | 5.44424 |
| 2015 | 5.48285 |
| 2014 | 5.48978 |
| 2013 | 5.35072 |
| 2012 | 5.52323 |
| 2011 | 5.28898 |
| 2010 | 5.13497 |
| 2009 | 4.76119 |
| 2008 | 4.37425 |
| 2007 | 4.44667 |
| 2006 | 4.52652 |
| 2005 | 4.5245 |
| 2004 | 4.50898 |
| 2003 | 4.3521 |
| 2002 | 4.54569 |
| 2001 | 4.63618 |
| 2000 | 4.90881 |
| 1999 | 5.29117 |
| 1998 | - |
| 1997 | - |
| 1996 | 5.04735 |
| 1995 | - |
| 1994 | 5.29777 |
| 1993 | 5.3889 |
| 1992 | - |
| 1991 | 5.25961 |
| 1990 | 4.69768 |
| 1989 | 4.44185 |
| 1988 | 4.85424 |
| 1987 | 4.75367 |
| 1986 | - |
| 1985 | - |
| 1984 | - |
| 1983 | - |
| 1982 | - |
| 1981 | - |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |