Brent prices (reference oil for Angolan sales) for delivery and May ended the week accumulating losses of 12.45 percent, under the influence of market fears about the future of the financial sector after the collapse of Silicon Valley Bank (SVB) and Signature Bank, as well as the Credit Suisse liquidity crisis. Last week, Brent ended the day down 2.32 percent to trade at $72.97 a barrel, while West Texas Intermediate (WTI, the benchmark for the