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Average number of employees (Tables)

12 Months Ended

Dec. 31, 2021

Number and average number of employees [abstract]


	Subsidiaries and joint operations			Equity accounted units (Rio Tinto share)			Group total
	2021	2020	2019	2021	2020	2019	2021	2020	2019
Principal locations of employment:
Australia and New Zealand	21,861	20,482	19,195	648	634	619	22,509	21,116	19,814
Canada	12,270	11,814	11,576	—	—	—	12,270	11,814	11,576
UK	189	172	190	—	—	—	189	172	190

















Europe	1,003	1,020	959	—	—	—	1,003	1,020	959
















Africa	2,484	2,559	3,121	1,253	1,214	1,250	3,737	3,773	4,371
US	3,471	3,543	3,400	—	—	—	3,471	3,543	3,400
Mongolia	3,513	3,465	3,215	—	—	—	3,513	3,465	3,215









South America	213	220	243	1,353	1,293	1,270	1,566	1,513	1,513










India	354	324	272	—	—	—	354	324	272






Singapore	450	456	430	—	—	—	450	456	430




Other countries(a)	283	278	267	—	—	—	283	278	267
Total	46,091	44,333	42,868	3,254	3,141	3,139	49,345	47,474	46,007

(a) “Other countries” primarily includes employees in the Middle East (excluding Oman which is included in Africa), and other countries in Asia which are not shown separately in the table above.