| Commonwealth of Australia |
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|
Anthem: "Advance Australia Fair"[N 1]
|
|
| Capital | Canberra
35°18.48′S149°7.47′E / 35.308°S 149.1245°E / -35.308; 149.1245 |
| Largest city | Sydney |
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| Official language(s) | None[N 2] |
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| National language | English (de facto)[N 2] |
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| Demonym | Australian, Aussie[3][4] |
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| Government | Federalparliamentaryconstitutional monarchy |
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| - | Monarch | Elizabeth II |
| - | Governor-General | Quentin Bryce |
| - | Prime Minister | Julia Gillard |
| Legislature | Parliament |
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| - | Upper house | Senate |
| - | Lower house | House of Representatives |
| Independence | from the United Kingdom |
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| - | Constitution | 1 January 1901 |
| - | Statute of Westminster | 11 December 1931 |
| - | Statute of Westminster Adoption Act | 9 October 1942 (with effect from 3 September 1939) |
| - | Australia Act | 3 March 1986 |
| Area |
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| - | Total | 7,617,930 km2 (6th)
2,941,299 sq mi |
| Population |
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| - | 2012 estimate | 22,681,261[5] (52nd) |
| - | 2011 census | 21,507,717[6] |
| - | Density | 2.8/km2 (233rd)
7.3/sq mi |
| GDP (PPP) | 2011 estimate |
| - | Total | $914.482 billion[7] (18th) |
| - | Per capita | $40,234[7] (12th) |
| GDP (nominal) | 2011 estimate |
| - | Total | $1.488 trillion[7] (13th) |
| - | Per capita | $65,477[7] (6th) |
| Gini (2006) | 30.5[8] (medium) |
| HDI (2011) |  0.929[9] (very high) (2nd) |
| Currency | Australian dollar (AUD) |
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| Time zone | various[N 3](UTC+8 to +10.5) |
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| - | Summer (DST) | various[N 3] (UTC+8 to +11.5) |
| Date formats | dd-mm-yyyy |
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| Drives on the | left |
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| ISO 3166 code | AU |
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| Internet TLD | .au |
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| Calling code | +61 |
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