Based on output for the year to date, this means fourth-quarter production would have to be some 675, 000 ounces.

FORBES: Goldcorp CEO Sees Higher 4Q Gold Output; Company Soon To Be Major Silver Producer

Output of the UK economy is measured by Gross Domestic Product figures but to date there are no comparable figures to illustrate the performance of the Northern Ireland economy due to the lack of data.

BBC: New figures measure NI's output for first time