| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 79.4178 |
| 2020 | 79.4178 |
| 2019 | 79.4178 |
| 2018 | 79.4178 |
| 2017 | 79.4178 |
| 2016 | 79.4178 |
| 2015 | 79.4178 |
| 2014 | 79.4178 |
| 2013 | 79.4178 |
| 2012 | 79.4178 |
| 2011 | 79.4451 |
| 2010 | 79.8712 |
| 2009 | 79.9512 |
| 2008 | 80.0501 |
| 2007 | 79.8704 |
| 2006 | 79.8688 |
| 2005 | 80.3592 |
| 2004 | 80.4623 |
| 2003 | 80.7261 |
| 2002 | 80.8085 |
| 2001 | 80.7962 |
| 2000 | 80.8885 |
| 1999 | 80.8332 |
| 1998 | 80.7755 |
| 1997 | 80.7401 |
| 1996 | 80.6948 |
| 1995 | 80.3897 |
| 1994 | 80.1795 |
| 1993 | 79.9083 |
| 1992 | 79.5267 |
| 1991 | 79.1409 |
| 1990 | 78.807 |
| 1989 | 78.5597 |
| 1988 | 78.23 |
| 1987 | 78.0239 |
| 1986 | 77.8178 |
| 1985 | 77.5153 |
| 1984 | 77.5153 |
| 1983 | 77.5153 |
| 1982 | 77.5153 |
| 1981 | 77.5243 |
| 1980 | 77.5334 |
| 1979 | 77.5342 |
| 1978 | 77.5433 |
| 1977 | 77.5359 |
| 1976 | 77.5449 |
| 1975 | 77.7395 |
| 1974 | 77.9464 |
| 1973 | 78.1245 |
| 1972 | 78.319 |
| 1971 | 78.5053 |
| 1970 | 78.6957 |
| 1969 | 78.8861 |
| 1968 | 79.0766 |
| 1967 | 79.2588 |
| 1966 | 79.4863 |
| 1965 | 79.6396 |
| 1964 | 80.5793 |
| 1963 | 81.6057 |
| 1962 | 82.5454 |
| 1961 | 83.5346 |
| 1960 | - |