Petrobras issued fourth-quarter results last week, which had been delayed since November after operation “Car Wash” by Brazilian federal police led to the arrests of directors and executives at suppliers.

The state-owned giant lost BRL 21.6bn ($7.2bn) in the quarter, after taking a write-down of BRL 50.8bn because of corruption and other impairments. Write-downs linked to the scandal were BRL 6.19bn,