Antonio Brufau, chairman of Spanish oil company Repsol YPF, gestures during a news conference to present the company's annual results and 2008-2012 strategic plan in Madrid February 28, 2008. Repsol YPF posted a 4.4 percent dip in 2007 adjusted net profit on Thursday but said it will invest tens of billions of euros over the next five years to boost profit growth. REUTERS/Sergio Perez (SPAIN)