Italian Prime Minister Mario Monti (R) and Qatari Emir Sheikh Hamad bin Khalifa al-Thani shake hands as they arrive for a bilateral summit at Villa Pamphilj on April 16, 2012 in Rome, Italy. The meeting between the two leaders aims to redefine the commercial relations between Qatar and Italy. The emirate is among the top three global producers of natural gas and Italy imports 10% of it's national demand for gas from the Persian Gulf.