Under an agreement between Brunei Darussalam and Singapore, the Singapore dollar (convertible at par) was also accepted as customary tender. Listed against the euro as of January 1999, see BBEX3:M:BND:EUR:CA:AC:A01.
Methodology
Calculated on the basis of the buying and selling rates.
Source
The Hongkong and Shanghai Banking Corporation Ltd., Bandar Seri Begawan.