The economy of Macau has remained one of the most open in the world since its handover to China in 1999. Apparel exports and gambling-related tourism are mainstays of the economy. Since Macau has little arable land and few natural resources, it depends on mainland China for most of its food, fresh water, and energy imports. Japan and Hong Kong are the main suppliers of raw materials and capital goods. Although Macau was hit hard by the 1997–98 Asian financial crisis and the global downturn in 2001, its economy grew approximately 13.1% annually on average between 2001 and 2006. Macau is a full Member of the World Trade Organization. Public Security has greatly improved after handover to People's Republic of China. With the tax revenue from the profitable gambling industry, the Macau governm