In 2005, Indonesia ran a trade surplus with export revenues of US$83.64 billion and import expenditure of US$62.02 billion. The country has extensive natural resources, including crude oil, natural gas, tin, copper, and gold. Indonesia's major imports include machinery and equipment, chemicals, fuels, and foodstuffs. And the country's major export commodities include oil and gas, electrical appliances, plywood, rubber, and textiles.[124]