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	Oil and Gas Extraction
	Conventional Oil and Gas Extraction
	Non-Conventional Oil Extraction
	Mining (except Oil and Gas)
	Coal Mining
	Coal Mining
	Bituminous Coal Mining
	Subbituminous Coal Mining
	Lignite Coal Mining
	Metal Ore Mining
	Iron Ore Mining
	Gold and Silver Ore Mining
	Copper, Nickel, Lead and Zinc Ore Mining
	Lead-Zinc Ore Mining
	Nickel-Copper Ore Mining
	Copper-Zinc Ore Mining
	Other Metal Ore Mining
	Uranium Ore Mining
	All Other Metal Ore Mining
	Non-Metallic Mineral Mining and Quarrying
	Stone Mining and Quarrying
	Granite Mining and Quarrying
	Limestone Mining and Quarrying
	Marble Mining and Quarrying
	Sandstone Mining and Quarrying
	Sand, Gravel, Clay, and Ceramic and Refractory Minerals Mining and Quarrying
	Sand and Gravel Mining and Quarrying
	Shale, Clay and Refractory Mineral Mining and Quarrying
	Other Non-Metallic Mineral Mining and Quarrying
	Diamond Mining
	Salt Mining
	Asbestos Mining
	Gypsum Mining
	Potash Mining
	Peat Extraction
	All Other Non-Metallic Mineral Mining and Quarrying
	Support Activities for Mining and Oil and Gas Extraction
	Oil and Gas Contract Drilling
	Contract Drilling (except Oil and Gas)
	Services to Oil and Gas Extraction
	Other Support Activities for Mining