government created a mining community development fund (DACDF), which returns a portion of diamond export taxes to diamond mining communities. The fund was created to raise local communities' stake in the legal diamond trade. Sierra Leone has one of the world's largest deposits of rutile, a titanium ore used as paint pigment and welding rod coatings. Transport infrastructure There are several systems of transport in Sierra Leone, which has a road, air and water infrastructure, including a network of highways and several airports. There are of highways in Sierra Leone, of which are paved (about 8% of the roads). Sierra Leone's highways are linked to Conakry, Guinea, and Monrovia, Liberia. Sierra Leone has the largest natural harbour on the African continent, allowing international shipping through the Queen Elizabeth II Quay in the Cline Town area of eastern Freetown or through Government Wharf in central Freetown. There are of waterways in Sierra Leone, of which are navigable year-round. Major port cities are Bonthe, Freetown, Sherbro Island and Pepel. There are ten regional airports in Sierra Leone, and one international airport. The Lungi International Airport located in the coastal town of Lungi in Northern Sierra Leone is the primary airport for domestic and international travel to or from Sierra Leone. Passengers cross the river to Aberdeen Heliports in Freetown by hovercraft, ferry or a helicopter. Helicopters are also available from the airport to other major cities in the country. The airport has paved runways longer than . The other airports have unpaved runways, and seven have runways from long; the remaining two have shorter runways. Sierra Leone appears on the EU list of prohibited countries with regard to the certification of airlines. This means that no airline registered in Sierra Leone may operate services of any kind within the European Union. This is due to substandard safety standards. As of May 2014, the country's only international airport had regularly scheduled direct flights to London, Paris, Brussels and most major cities in West Africa. In September 2014 there were many Districts with travel restrictions including Kailahun, Kenema, Bombali, Tonkolili, and Port Loko because of Ebola. Energy in Sierra Leone Overview As of 2016, about 12% of the population of Sierra Leone had access to electricity. Of that 12%, 10% was in the capital Freetown, and the remaining 90% of the country used 2% of the nation's electricity. The majority of the population relies