| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | 7.89402 |
| 2021 | 8.13752 |
| 2020 | 8.48254 |
| 2019 | 8.87351 |
| 2018 | 9.28439 |
| 2017 | 9.71958 |
| 2016 | 10.2442 |
| 2015 | 10.6359 |
| 2014 | 10.8858 |
| 2013 | 11.2232 |
| 2012 | 11.5696 |
| 2011 | 11.8338 |
| 2010 | 11.9591 |
| 2009 | 11.9399 |
| 2008 | 11.8032 |
| 2007 | 11.585 |
| 2006 | 11.3182 |
| 2005 | 11.0698 |
| 2004 | 10.806 |
| 2003 | 10.434 |
| 2002 | 9.94142 |
| 2001 | 9.38036 |
| 2000 | 8.82117 |
| 1999 | 8.36404 |
| 1998 | 8.137 |
| 1997 | 8.19192 |
| 1996 | 8.50872 |
| 1995 | 9.01038 |
| 1994 | 9.60104 |
| 1993 | 10.1791 |
| 1992 | 10.66 |
| 1991 | 11.0183 |
| 1990 | 11.1866 |
| 1989 | 11.1252 |
| 1988 | 10.8882 |
| 1987 | 10.5141 |
| 1986 | 10.0334 |
| 1985 | 9.64744 |
| 1984 | 9.4734 |
| 1983 | 9.43448 |
| 1982 | 9.505 |
| 1981 | 9.63123 |
| 1980 | 9.69999 |
| 1979 | 9.67208 |
| 1978 | 9.59324 |
| 1977 | 9.46121 |
| 1976 | 9.3523 |
| 1975 | 9.26827 |
| 1974 | 9.16531 |
| 1973 | 9.10402 |
| 1972 | 9.0815 |
| 1971 | 9.072 |
| 1970 | 9.10316 |
| 1969 | 9.14273 |
| 1968 | 9.0913 |
| 1967 | 8.96632 |
| 1966 | 8.83142 |
| 1965 | 8.67714 |
| 1964 | 8.51487 |
| 1963 | 8.36013 |
| 1962 | 8.223 |
| 1961 | 8.11871 |
| 1960 | 7.99199 |