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There are 2 years between each commonwealth games.
Australia has hosted four British Empire/Commonwealth Games; Sydney 1938, Perth 1962, Brisbane 1982 and Melbourne 2006.
The Winter Olympics have never been held in Australia. To date, only the Summer Olympics have been held in Australia: in Melbourne in 1956 and in Sydney in 2000.
Once ... the 2004 Summer Games in Athens as a member of Australia's gymnastics team.
The 2008 Games are the third that Lauren Jackson has played for Australia. She was a member of the silver medal winning teams at the 2000 and 2004 Summer Games.
Australia has never been in the finals.
The Olympic Summer Games have been held in Europe, Asia, North America, and Australia. The 2016 games in Rio de Janeiro, Brazil, will be the first held in South America. Neither Africa nor Antarctica has yet hosted the Olympic games. The Olympic Winter Games have been held in Europe, Asia, and North America.
Australia is one of only 4 countries to have competed in every games of the modern Olympiad. The current London games are the games of the 30th Olympiad.
Australia have been thrice to the world cup.
Australia
The 1904 St. Louis games were the only games where Australia won no medals at all. The 1920 Antwerp games Australia won no gold medals. The 1936 Berlin games Australia won no gold medals. The 1976 Montreal games Australia won no gold medals.