Saudi Arabia is the world´s biggest producer of oil and oil extraction accounts for 46 percent of GDP. The services sector represents 36 percent of the wealth including government services (13 percent), wholesale and retail trade and restaurants and hotels (8 percent) and financing, insurance and real estate (7.9 percent). Other sectors are: manufacturing (10 percent), construction and electricity, gas and water distribution (6 percent) and agriculture, forestry and fishing (2 percent).