The AER in October 2022 published Excel data for the charts from the State of the energy market 2022 report:
Data - State of the energy market 2022 - Chapter 1 - Market overview
Data - State of the energy market 2022 - Chapter 2 - National Electricity Market
Data - State of the energy market 2022 - Chapter 3 - Electricity networks
Data - State of the energy market 2022 - Chapter 4 - Gas markets in eastern Australia
Data - State of the energy market 2022 - Chapter 5 - Regulated gas pipelines
Data - State of the energy market 2022 - Chapter 6 - Retail energy markets