Group 1 - The Australian Taxation Office (ATO) reported a total tax revenue of AUD 577.4 billion for the fiscal year 2022-23, an increase of AUD 47.3 billion from the previous year [1] - Personal income tax accounted for AUD 298 billion, representing 51.6% of total tax revenue, making it the largest source of tax income [1] - Among high-income earners, 139 individuals out of 24,350 with annual incomes exceeding AUD 1 million managed to avoid paying any personal income tax through various deductions [1] Group 2 - Company tax revenue for the fiscal year was AUD 140 billion, contributing 24.2% to the total tax revenue [2] - Goods and Services Tax (GST) revenue amounted to AUD 81.7 billion, accounting for 14.2% of total tax revenue [2] - Taxpayers claimed AUD 28.3 billion in work-related deductions, with the most common being related to employment expenses [2] Group 3 - Revenue from tobacco, fuel, and alcohol excise taxes contributed AUD 25.4 billion, while superannuation tax revenue added AUD 24 billion [2] - The Petroleum Resource Rent Tax (PRRT), Luxury Car Tax (LCT), and Wine Equalisation Tax (WET) collectively generated only AUD 4.2 billion, less than 1% of total tax revenue [5] - Surgeons remain the highest-paid profession in Australia, with an average annual income of AUD 472,475 [5] - The wealthiest area in Australia is the eastern suburbs of Sydney, specifically postcode 2027, with an average income of AUD 279,712 [5]