| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 25.8478 |
| 2020 | 23.2432 |
| 2019 | 24.8673 |
| 2018 | 24.8949 |
| 2017 | 24.7693 |
| 2016 | 24.8284 |
| 2015 | 25.0487 |
| 2014 | 24.4319 |
| 2013 | 23.8314 |
| 2012 | 23.3458 |
| 2011 | 22.8747 |
| 2010 | 22.5206 |
| 2009 | 21.8949 |
| 2008 | 24.3228 |
| 2007 | 24.8072 |
| 2006 | 24.3781 |
| 2005 | 22.9721 |
| 2004 | 21.6986 |
| 2003 | 20.4928 |
| 2002 | 20.8249 |
| 2001 | 21.7006 |
| 2000 | 20.9761 |
| 1999 | 21.7599 |
| 1998 | 21.9639 |
| 1997 | 21.2498 |
| 1996 | 20.9846 |
| 1995 | 20.2955 |
| 1994 | 19.6044 |
| 1993 | 19.8688 |
| 1992 | 18.88 |
| 1991 | 20.9961 |
| 1990 | 21.1875 |
| 1989 | 23.1888 |
| 1988 | 20.8386 |
| 1987 | 19.9059 |
| 1986 | 20.1172 |
| 1985 | 20.8132 |
| 1984 | 19.1004 |
| 1983 | 17.95 |
| 1982 | 18.1279 |
| 1981 | 17.0628 |
| 1980 | 17.7966 |
| 1979 | 17.6488 |
| 1978 | 17.3411 |
| 1977 | 17.1174 |
| 1976 | 16.2116 |
| 1975 | 16.2874 |
| 1974 | 15.5069 |
| 1973 | 15.6695 |
| 1972 | 15.0271 |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |