Singapore has a highly developed market-based economy (1) _______ historically revolves around extended trade. Along with Hong Kong, South Korea and Taiwan Singapore is one (2)_______ the Four Asian Tigers. The economy depends heavily on export, refining, imported goods, especially in manufacturing. Manufacturing constituted twenty six (3) ________ of Singapore’s GDP in 2005. The manufacturing industry is well –diversified into electronic petroleum refining chemicals, (4) _______ engineering and biomedical sciences manufacturing. In 2006, Singapore produced about 10 percent of the world foundry water output. Singapore’s the busiest port in the world in terms of tonnage shipped. Singapore is The world’s fourth largest foreign exchange trading centre after London, New York City (5) _______ Tokyo.