| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | 8.50327 |
| 2021 | 8.29395 |
| 2020 | 8.15641 |
| 2019 | 8.13276 |
| 2018 | 8.23053 |
| 2017 | 8.42908 |
| 2016 | 8.77862 |
| 2015 | 9.20776 |
| 2014 | 9.62583 |
| 2013 | 10.052 |
| 2012 | 10.4941 |
| 2011 | 10.9149 |
| 2010 | 11.2745 |
| 2009 | 11.6277 |
| 2008 | 12.0185 |
| 2007 | 12.3914 |
| 2006 | 12.6671 |
| 2005 | 12.7943 |
| 2004 | 12.7559 |
| 2003 | 12.5679 |
| 2002 | 12.2957 |
| 2001 | 11.9986 |
| 2000 | 11.7322 |
| 1999 | 11.4658 |
| 1998 | 11.1118 |
| 1997 | 10.6413 |
| 1996 | 10.0372 |
| 1995 | 9.3803 |
| 1994 | 8.86091 |
| 1993 | 8.60473 |
| 1992 | 8.66289 |
| 1991 | 9.09817 |
| 1990 | 9.77092 |
| 1989 | 10.4848 |
| 1988 | 11.1799 |
| 1987 | 11.771 |
| 1986 | 12.1854 |
| 1985 | 11.9609 |
| 1984 | 11.3201 |
| 1983 | 10.8247 |
| 1982 | 10.4561 |
| 1981 | 10.2494 |
| 1980 | 10.1937 |
| 1979 | 10.2259 |
| 1978 | 10.2516 |
| 1977 | 10.2688 |
| 1976 | 10.3121 |
| 1975 | 10.3756 |
| 1974 | 10.4071 |
| 1973 | 10.3933 |
| 1972 | 10.3298 |
| 1971 | 10.2438 |
| 1970 | 10.1769 |
| 1969 | 10.1375 |
| 1968 | 10.1517 |
| 1967 | 10.208 |
| 1966 | 10.2594 |
| 1965 | 10.3082 |
| 1964 | 10.3326 |
| 1963 | 10.257 |
| 1962 | 10.0997 |
| 1961 | 9.93464 |
| 1960 | 9.72092 |