| 年份 | 南非  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | - | 
| 2021 | 0.0293828 | 
| 2020 | 0.0207673 | 
| 2019 | 0.0251931 | 
| 2018 | 0.0227642 | 
| 2017 | 0.0127357 | 
| 2016 | 0.0153363 | 
| 2015 | 0.0232938 | 
| 2014 | 0.0255744 | 
| 2013 | 0.0312421 | 
| 2012 | 0.0288937 | 
| 2011 | 0.0305636 | 
| 2010 | 0.0258569 | 
| 2009 | 0.0236271 | 
| 2008 | 0.0369575 | 
| 2007 | 0.0318508 | 
| 2006 | 0.0386656 | 
| 2005 | 0.0157824 | 
| 2004 | 0.0308634 | 
| 2003 | 0.0248359 | 
| 2002 | 0.0573805 | 
| 2001 | 0.0582858 | 
| 2000 | 0.0354528 | 
| 1999 | 0.0217574 | 
| 1998 | 0.0142128 | 
| 1997 | 0.0212465 | 
| 1996 | 0.0248546 | 
| 1995 | 0.024975 | 
| 1994 | 0.0240092 | 
| 1993 | 0.0236363 | 
| 1992 | 0.0169064 | 
| 1991 | 0.0198167 | 
| 1990 | 0.0241857 | 
| 1989 | - | 
| 1988 | - | 
| 1987 | - | 
| 1986 | - | 
| 1985 | - | 
| 1984 | - | 
| 1983 | - | 
| 1982 | - | 
| 1981 | - | 
| 1980 | - | 
| 1979 | - | 
| 1978 | - | 
| 1977 | - | 
| 1976 | - | 
| 1975 | - | 
| 1974 | - | 
| 1973 | - | 
| 1972 | - | 
| 1971 | - | 
| 1970 | - | 
| 1969 | - | 
| 1968 | - | 
| 1967 | - | 
| 1966 | - | 
| 1965 | - | 
| 1964 | - | 
| 1963 | - | 
| 1962 | - | 
| 1961 | - | 
| 1960 | - |