1 ASG , 1 D-2 , 4 D-1 , 18 P-5 , 27 P-4 , 20 P-3 , 12 P-2/1 , 73 GS ( OL ) United Nations share : SwF 35,694,500 ( before recosting ) ; SwF 37,669,200 ( after recosting ) 13.1 The International Trade Centre UNCTAD/WTO ( ITC ) is the joint technical cooperation agency of the United Nations and the World Trade Organization ( WTO ) for business aspects of trade development .