Foreign Exchange Rates - Uruguay 1993+ pesos ( UYU ) / Uzbekistan sum ( UZS ) / Venezuela bolivares ( VEB ) / Yemen rial ( YER ) / Yugoslovia dinar ( YUM ) - monthly , Notes : , Source : U.S. Federal Reserve; IMF and others | http://www.federalreserve.gov/releases/h10/Hist/ | ,,Column (1) : Uruguay 1993+ pesos ( UYU ) | Source ; United Nations 151 ,,Column (2) : Uzbekistan sum ( UZS ) | Source ; United Nations 152 ,,Column (3) : Venezuela bolivares ( VEB ) | Source Bank of Canada ; United