| 年份 | 澳大利亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 81.3 |
| 2020 | 81.2 |
| 2019 | 80.9 |
| 2018 | 80.7 |
| 2017 | 80.5 |
| 2016 | 80.4 |
| 2015 | 80.4 |
| 2014 | 80.3 |
| 2013 | 80.1 |
| 2012 | 79.9 |
| 2011 | 79.7 |
| 2010 | 79.5 |
| 2009 | 79.3 |
| 2008 | 79.2 |
| 2007 | 79 |
| 2006 | 78.7 |
| 2005 | 78.5 |
| 2004 | 78.1 |
| 2003 | 77.8 |
| 2002 | 77.4 |
| 2001 | 77 |
| 2000 | 76.6 |
| 1999 | 76.2 |
| 1998 | 75.9 |
| 1997 | 75.7 |
| 1996 | 75.2 |
| 1995 | 75 |
| 1994 | 75 |
| 1993 | 75 |
| 1992 | 74.5 |
| 1991 | 74.3 |
| 1990 | 73.98 |
| 1989 | 73.66 |
| 1988 | 73.34 |
| 1987 | 73.02 |
| 1986 | 72.7 |
| 1985 | 72.4 |
| 1984 | 72.1 |
| 1983 | 71.8 |
| 1982 | 71.5 |
| 1981 | 71.2 |
| 1980 | 70.88 |
| 1979 | 70.56 |
| 1978 | 70.24 |
| 1977 | 69.92 |
| 1976 | 69.6 |
| 1975 | 69.24 |
| 1974 | 68.88 |
| 1973 | 68.52 |
| 1972 | 68.16 |
| 1971 | 67.8 |
| 1970 | 67.76 |
| 1969 | 67.72 |
| 1968 | 67.68 |
| 1967 | 67.64 |
| 1966 | 67.6 |
| 1965 | 67.66 |
| 1964 | 67.72 |
| 1963 | 67.78 |
| 1962 | 67.84 |
| 1961 | 67.9 |
| 1960 | 67.7857 |