Debt/GDP = 0,30 (30%)
Accumulated deficit for last 5 years/budget income for last 5 years = 0,011
No defaults in new history
5-year inflation = 0,16 (16%)
Budget expences/GDP = 0,34
Trade deficit/GDP = -0,02 (Australia has a trade surplus)
World GDP per capita/Country GDP per capita = 0,13
Political factor = 0
Crisis factor = 0,4 (involved in current war - Afghanistan)
Other unique factors = 1

OVERALL CREDIT SCORE: 0,947 (94,7%). This responds to AAA.

Calculated with this (new) formula:

r = 10/{[1+(debt/GDP)] + [1+10*(accumulated deficit for last 5 years/budget income for last 5 years)] + [1 + (10/years since last default)] + [1+3*(accumulated of last 5 years inflation)] + [1+(budget expences/GDP)] + [1+ 10* (trade deficit/GDP)] + [world's GDP per capita/country's GDP per capita] + [1+political factor] + [1+crisis factor] + [Other unique factors]}

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The rating, calculated with the old formula:

Debt/GDP = 0,14 (14%)
Accumulated deficit for last 5 years/budget income for last 5 years = 0,01
no defaults in new history
5-year inflation = 0,15 (15%)
Budget expences/GDP = 0,35
Trade deficit/GDP = -0,01 (Australia has a trade surplus)
Political factor = 0
Crisis factor = 0,4 (Involved in Afghanistan war)

OVERALL CREDIT SCORE: 0,886 (88,6%). This responds to AA.