ANKARA The Treasury and Finance Ministry has issued lease certificates in the international capital markets with a size of $2.5 billion and a maturity of 5.5 years. The offering attracted an orderbook of approximately 2.5 times the actual issue size from 135 accounts, it said in a statement. Some 66 percent of the certificates were sold to investors in the Middle East, 15 percent in the U.K., 9 percent in the U.S., 6 percent in Türkiye, 3 percent in other European countries and 1 percent in