AT Proof 2008, 2010–2011, 2013–2015, 2017:
	Numista

Austria Proof 2021:
	https://www.muenzeoesterreich.at/eng/produkte/euro-coin-set-2021-p

Austria Proof 2022:
	https://www.muenzeoesterreich.at/eng/produkte/euro-coin-set-2022-p

Austria Proof 2023:
	https://www.muenzeoesterreich.at/eng/produkte/euro-coin-set-2023-p

Austria Proof 2024–Onwards:
	Münze Österreich claims that after 2023 there will be no more proof
	sets of Austrian coins minted[1], so we can assume all following
	years will have a mintage of 0.

	[1]: https://www.muenzeoesterreich.at/eng/produkte/euro-coin-set-2023-p