| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | 7.79668 |
| 2021 | 7.59017 |
| 2020 | 7.45202 |
| 2019 | 7.42385 |
| 2018 | 7.51201 |
| 2017 | 7.69469 |
| 2016 | 8.00689 |
| 2015 | 8.3941 |
| 2014 | 8.77425 |
| 2013 | 9.15912 |
| 2012 | 9.55607 |
| 2011 | 9.92562 |
| 2010 | 10.2328 |
| 2009 | 10.5354 |
| 2008 | 10.8712 |
| 2007 | 11.1887 |
| 2006 | 11.4222 |
| 2005 | 11.5391 |
| 2004 | 11.5207 |
| 2003 | 11.3679 |
| 2002 | 11.1366 |
| 2001 | 10.8743 |
| 2000 | 10.608 |
| 1999 | 10.32 |
| 1998 | 9.9634 |
| 1997 | 9.51667 |
| 1996 | 8.97886 |
| 1995 | 8.4109 |
| 1994 | 7.96357 |
| 1993 | 7.75497 |
| 1992 | 7.84463 |
| 1991 | 8.30276 |
| 1990 | 9.01454 |
| 1989 | 9.80319 |
| 1988 | 10.593 |
| 1987 | 11.2844 |
| 1986 | 11.7921 |
| 1985 | 11.7357 |
| 1984 | 11.2546 |
| 1983 | 10.8047 |
| 1982 | 10.4052 |
| 1981 | 10.119 |
| 1980 | 9.99677 |
| 1979 | 10.0005 |
| 1978 | 10.0153 |
| 1977 | 10.0431 |
| 1976 | 10.0869 |
| 1975 | 10.1439 |
| 1974 | 10.1915 |
| 1973 | 10.2148 |
| 1972 | 10.2101 |
| 1971 | 10.1964 |
| 1970 | 10.1883 |
| 1969 | 10.1902 |
| 1968 | 10.2471 |
| 1967 | 10.3525 |
| 1966 | 10.4595 |
| 1965 | 10.5613 |
| 1964 | 10.6308 |
| 1963 | 10.5873 |
| 1962 | 10.4348 |
| 1961 | 10.2392 |
| 1960 | 9.97585 |