, the service sector makes up 60% of GDP, the industrial sector 28%, and the agriculture sector 12%. The private sector accounts for 85% of the economy. China, India and the United States are Sri Lanka's largest trading partners. Economic disparities exist between the provinces with the Western Province contributing 45.1% of the GDP and the Southern Province and the Central Province contributing 10.7% and 10%, respectively. With the end of the war, the Northern Province reported a record 22.9% GDP growth in 2010.