Banca d'Italia, Banco de España, Banque de France, Banco de España, De Nederlandsche Bank, Banco de España, Banco de España, Banque Generale du Luxembourg (BGL), Bank of Greece, Deutsche Bundesbank, National Bank of Belgium, Deutsche Bundesbank, Oesterreichische Nationalbank (OeNB), Central Bank of Ireland, Banco de España, Bank of Italy, National Bank of Belgium, Bank of Greece and European Central Bank (ECB)