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Exploration in operating units - Additional information (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Exploration in operating units
Disbursement of exploration in operating activities	$ 56.4	$ 28.0	$ 44.2

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- References

No definition available.

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- Definition

It represents amount of proceeds of exploration in operating activities

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No definition available.

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