Kuwait has been recording trade surpluses since 1993 due to shipments of oil (95 percent of total exports). Main imports are: machinery, mechanical appliances, electrical equipment and electronics; transport equipment and base metals and articles thereof. Main trading partners are: China (10 percent of total exports and 10 percent of imports), South Korea (18 percent of exports and 7 percent of imports) and United States (8 percent of exports and 12 percent of imports). Others include: India, Japan and Saudi Arabia.