| 年份 | 南非 |
|---|---|
| 2023 | - |
| 2022 | 4.58282 |
| 2021 | 4.67758 |
| 2020 | 4.87797 |
| 2019 | 5.12524 |
| 2018 | 5.36464 |
| 2017 | 5.54464 |
| 2016 | 5.62247 |
| 2015 | 5.62317 |
| 2014 | 5.56712 |
| 2013 | 5.4358 |
| 2012 | 5.24612 |
| 2011 | 5.01402 |
| 2010 | 4.75151 |
| 2009 | 4.47037 |
| 2008 | 4.19944 |
| 2007 | 3.95875 |
| 2006 | 3.76307 |
| 2005 | 3.63839 |
| 2004 | 3.59757 |
| 2003 | 3.62749 |
| 2002 | 3.69935 |
| 2001 | 3.78241 |
| 2000 | 3.8456 |
| 1999 | 3.87427 |
| 1998 | 3.8855 |
| 1997 | 3.87644 |
| 1996 | 3.88051 |
| 1995 | 3.91894 |
| 1994 | 3.94717 |
| 1993 | 3.95047 |
| 1992 | 3.9448 |
| 1991 | 3.91216 |
| 1990 | 3.85271 |
| 1989 | 3.80108 |
| 1988 | 3.74769 |
| 1987 | 3.6858 |
| 1986 | 3.61427 |
| 1985 | 3.61153 |
| 1984 | 3.66491 |
| 1983 | 3.69898 |
| 1982 | 3.72268 |
| 1981 | 3.73258 |
| 1980 | 3.72494 |
| 1979 | 3.70908 |
| 1978 | 3.70568 |
| 1977 | 3.71466 |
| 1976 | 3.73025 |
| 1975 | 3.75084 |
| 1974 | 3.77905 |
| 1973 | 3.81277 |
| 1972 | 3.85004 |
| 1971 | 3.88724 |
| 1970 | 3.92886 |
| 1969 | 3.97739 |
| 1968 | 4.02909 |
| 1967 | 4.08415 |
| 1966 | 4.14042 |
| 1965 | 4.19826 |
| 1964 | 4.258 |
| 1963 | 4.31689 |
| 1962 | 4.37421 |
| 1961 | 4.42676 |
| 1960 | 4.51152 |