In 2013 exports and imports were concentrated in a small number of the largest exporters and importers; almost a third of exports and more than a quarter of imports were generated by the top 20 exporters and importers; top 1,000 exporters and importers generated 91% of exports and 84% of imports..
V letu 2013 sta bila izvoz in uvoz skoncentrirana v majhnem številu največjih izvoznikov in uvoznikov; skoraj tretjino izvoza in več kot četrtino uvoza je ustvarilo 20 največjih izvoznikov in uvoznikov, tisoč največjih izvoznikov in uvoznikov pa 91 % izvoza in 84 % uvoza..