Mine output is the core of various decision-making factors.

矿山产量是矿山诸多决策要素中的核心要素。

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The World Gold Council recently forecast gold mine output to climb by four percent in 2009 to about 2,500 metric tons, but that will meet only two-thirds of demand.

VOA: standard.2010.07.21

IMF, central banks have 34, 000 tonnes of gold in their vaults, equivalent to 13 years of mine output.

ECONOMIST: Tarnished gold

Primary silver mine supply grew by 1% to 221.6 million ounces, accounting for 28% of global silver mine output.

FORBES: Silver Institute: Global Silver-Mine Output Rises 4% To Record High In 2012

Mine output is expected to gain 860, 000 metric tons, or 5.3%, in 2012.

FORBES: Higher Copper Output Expected In 2012, Imports Will Slow -- Jones