RIYADH: Qatar Central Bank’s international reserves and foreign currency liquidity climbed 1.52 percent year on year in May, reaching 262.06 billion Qatari riyals ($72 billion), according to official data. The figures released by the bank and carried by the national news agency showed that official international reserves rose 1.86 percent year on year to 202.60 billion riyals, while gold holdings increased to 61.22 billion riyals.