use. Colombia also builds a completely new version of Lancair Legacy aircraft for its Air Force. This is the first aircraft to be made in Colombia by the government and serves as trainer aircraft. Naval Colombia has one of the largest if not the largest Shipyards in Latin America located in Cartagena. It produces Fluvial Support Patrol Ships, like the ARC TF Juan Ricardo Oyola Vera which were developed by Cotecmar Co. These ships are intended to patrol rivers and littoral waters and features a helicopter deck. Nuclear The IAN-R1, which was donated by the United States and is currently located in Bogota, is a small nuclear reactor that was reactivated recently after being inactive for a few years. The IAN-R1 is used for research purposes. This reactor is used in the production of neutrons and every year it provides 4,400 samples for analysis. The electricity production in Colombia comes mainly from renewable energy sources. 69.97% is obtained from the hydroelectric generation. Colombia's commitment to renewable energy was recognized in the 2014 Global Green Economy Index (GGEI), ranking among the top 10 nations in the world in terms of greening efficiency sectors. Health As of 2007 Colombian medicine has been recognized as one of the most advanced in the world. The refractive surgery keratomileusis was developed by Ignacio Barraquer in 1964 in Bogotá. On January 10, 1985, Dr. Elkin Lucena performed the first successful In vitro fertilization, which allowed the birth of the first Latin American test tube baby Carolina Mendez. On December 14, 1985, the Dr. Alberto Villegas performed the first heart transplant in Latin America to Antonio Yepes. On May 20, 1994 Manuel Elkin Patarroyo received the Prince of Asturias Awards by his technical and scientific research in the development of synthetic malaria vaccine. Dr. Jorge Reynolds Pombo is credited with having helped in the design of the first successful internal pacemaker in 1958. Colombia ranks 22nd on the World Health Organization’s list of the best healthcare systems. Health standards in Colombia have improved very much since the 1980s, healthcare reforms have led to massive improvements in the healthcare systems of the country. Although this new system has widened population coverage by the social and health security system from 21% (pre-1993) to 96% in 2012, health disparities persist. A study conducted by América Economía magazine ranked 21 Colombian health care institutions among the top 44 in Latin America,