Where it comes from
The line in the source
2020: $4.2 billion, #11 (source table as summarised)
Related figures
The same measure, other periods
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$4.2bn 2020
EstimateOur model or estimate. Treat it as an order of magnitude.
The line in the source
2020: $4.2 billion, #11 (source table as summarised)
The same measure, other periods