| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | 9.75531 |
| 2021 | 9.70269 |
| 2020 | 9.63576 |
| 2019 | 9.53095 |
| 2018 | 9.30485 |
| 2017 | 9.03501 |
| 2016 | 8.78101 |
| 2015 | 8.6569 |
| 2014 | 8.73455 |
| 2013 | 8.87904 |
| 2012 | 9.09771 |
| 2011 | 9.41754 |
| 2010 | 9.82518 |
| 2009 | 10.2581 |
| 2008 | 10.703 |
| 2007 | 11.1675 |
| 2006 | 11.6015 |
| 2005 | 11.9724 |
| 2004 | 12.3303 |
| 2003 | 12.7089 |
| 2002 | 13.0679 |
| 2001 | 13.3518 |
| 2000 | 13.5081 |
| 1999 | 13.5147 |
| 1998 | 13.3755 |
| 1997 | 13.1499 |
| 1996 | 12.8502 |
| 1995 | 12.5335 |
| 1994 | 12.2064 |
| 1993 | 11.7605 |
| 1992 | 11.1741 |
| 1991 | 10.5446 |
| 1990 | 10.0055 |
| 1989 | 9.64882 |
| 1988 | 9.56235 |
| 1987 | 9.80169 |
| 1986 | 10.3593 |
| 1985 | 10.8346 |
| 1984 | 11.0399 |
| 1983 | 11.1465 |
| 1982 | 11.145 |
| 1981 | 11.0733 |
| 1980 | 11.0504 |
| 1979 | 11.1218 |
| 1978 | 11.2056 |
| 1977 | 11.2955 |
| 1976 | 11.3582 |
| 1975 | 11.4046 |
| 1974 | 11.4676 |
| 1973 | 11.5584 |
| 1972 | 11.6687 |
| 1971 | 11.7617 |
| 1970 | 11.8138 |
| 1969 | 11.8343 |
| 1968 | 11.833 |
| 1967 | 11.7989 |
| 1966 | 11.744 |
| 1965 | 11.6813 |
| 1964 | 11.6224 |
| 1963 | 11.6274 |
| 1962 | 11.6826 |
| 1961 | 11.7296 |
| 1960 | 11.814 |