Net income for the quarter rose 82% compared to 4Q11, and was 16% lower than a year ago;

Operating cash flow (EBITDA) reached R$16.521 billion, 18% higher than the last quarter of 2011 and 4% up on the first quarter of 2011;

Total oil and natural gas output was up 2% compared to a year ago, closing at an average of 2,676,000 barrels/day;

Production got under way at the Cascade field, in deep Gulf of Mexico waters;

New discoveries in the Pre-Salt region: Carioca Sela and Carcará, in the Santos Basin; Pão de Açúcar in the Campos Basin;

New discoveries in the Post-Salt region: Leste do Igarapé Chibata, in the Solimões Basin and Tambuatá, in the Espírito Santo Basin;

Oil Products: Increase in production (+3%) and sales (+10%) on the domestic market in comparison with the same period in 2011;

Total investments of R$18.02 billion, including 52% in Exploration & Production;

US$7.2 billion raised in securities on the international market at the lowest historical rates;

Shareholder remuneration: Provisioning of R$2.609 billion for the first tranche of interest on shareholders' equity for 2012, with payment scheduled for no later than 06.30.12.

Tags: Petrobras