Household gas prices at the snapshot years, US dollars per MWh. Sydney: CPI-anchored series. Tokyo: regulated tariff, effective rate. Perth: Alinta tariff, effective rate. Hover or touch to identify a line.
Sources: IEA End-Use Energy Prices (2000, 2010); ABS CPI 'Gas and other household fuels' spliced and anchored to Oakley Greenwood 2017 (Sydney 2025); Tokyo Gas regulated tariff Nov 2026; Alinta WA tariff Oct 2026.