The national accounts balance shows the difference between exports and imports. Italy imports about 65% of Spanish olive oil exports. For information on exports, see Export. Import prices rise in relation to their exports. Exported services amount to a third of exports. This has significantly affected oil production leading to cuts in exports and government revenue. Total grain production increased, after allowing for population growth in exports. While Sabah mostly exports raw petroleum and palm oil. Petroleum and coal are the main mineral exports. South Sudan exports timber to the international market. Marine products account for the majority of goods exports. Additionally, the city exports regional agricultural products. Sri Lanka sometimes exports rice to its neighboring countries. Agricultural products comprise 6% of all exports. Japan is the 5th largest market for EU agricultural exports.