de facto British control of the Falklands but has no position on the sovereignty claim over the islands. Trade and investment U.S.-Argentine cooperation also includes science and technology initiatives in the fields of space, peaceful uses of nuclear energy, and the environment. In June 2007, the U.S. and Argentina modernized a bilateral civil aviation agreement to update safety and security safeguards and allow a significant increase in flight frequencies between the two countries, which hold excellent potential for increased tourism and business travel. An active media, together with widespread interest in culture and society from the US, make Argentina a receptive environment for the information and cultural exchange work of the U.S. Embassy. The Fulbright scholarship program has more than tripled the annual number of U.S. and Argentine academic grantees since 1994, and the U.S. Embassy is actively working to increase other education exchanges. The stock of U.S. investment in Argentina reached $13.3 billion in 2011, 14% of all foreign direct investment in Argentina at the time and second only to Spain. U.S. investment in Argentina is concentrated in the energy, manufacturing, information technology, and financial sectors. US-based firms comprised nearly 1/3 of the 100 most respected companies in Argentina published annually by Argentina's largest newspaper, Clarín. The United States is Argentina's fourth-largest export market (mainly energy staples, steel, and wine), and third-largest source of imports (mainly industrial supplies such as chemicals and machinery). Argentina itself is a relatively minor trade partner for the United States, its imports from the U.S. of $9.9 billion making up 0.7% of total U.S. exports and its exports to the U.S. of $4.5 billion only 0.2% of U.S. imports; Argentina however is among the few nations with which the United States routinely maintains significant merchandise trade surpluses, and the $5.4 billion surplus with Argentina in 2011 was the tenth-largest for the U.S. in the world. The U.S. earned a further $4.1 billion surplus in trade in services with Argentina in 2011. A record 690,000 Argentine nationals visited the United States in 2013, making Argentina the 15th largest source of foreign tourism into the U.S. In 2012 Argentina requested the assistance of the World Trade Organization in hosting consultations to discuss the United States ban on Argentinian lemons. Public opinion In 2005, Argentina was labelled as "the most anti-American country in the entire Western Hemisphere." Global opinion polls taken in 2006, 2007 and 2012 show