Gold is revalued at market rate at the end of each quarter.
Data are disseminated in millions of US Dollars and Euro's. Periodicity Monthly for the official reserves and the reserves template data. Timeliness Within one week after the end of the reference month for the official reserve assets. Within 15 working days after the end of the reference month for the reserves template data. Since 1999, more recent data have been compiled in accordance with a revised model based on the Royal Decree of May 15, 1997.