Gold and foreign exchange reserves of Kazakhstan, including the National Bank of Kazakhstan's gross reserves and funds accumulated in the National Fund, declined 2.6 percent in June to 83.7 billion U.S. dollars, the Kazakh central bank said in a statement on Wednesday.

The figure was 85.9 billion dollars in May.

The reserves of the National Fund stood at 51.4 billion dollars as of the end of June, according to the statement.

The gross international reserves of the National Bank of Kazakhstan fell 5.8 percent in June to 32.3 billion dollars, and the net international reserves dropped 5.8 percent to 31.8 billion dollars.

Foreign currency assets dropped 7.2 percent last month, while gold assets rose 1.7 percent, the statement noted.

The central bank also said that the monetary base in June expanded by 4.5 percent to 23.1 billion dollars. The narrow money supply, excluding fixed-term deposits of commercial banks in the National Bank, increased 6.9 percent to 22.1 billion dollars.