ISTANBUL STOCK EXCHANGE STARTS CALCULATING DIVIDEND INDICES

Istanbul, June 23, 2011

The Istanbul Stock Exchange (ISE) will start calculating the ISE Dividend Index and the ISE Dividend 25 Index as of July 1, 2011.

The ISE Dividend Index will be constituted of companies;

o Having made profits in the last three annual financial statements,

o Having distributed cash dividends for such periods,

o Having made profits in the 12-month period preceding the date of the last financial statement,

The ISE Dividend 25 Index will be constituted of 25 companies with highest free float market capitalization selected among the companies ranking in the first 2/3 echelon of the ISE Dividend Index constituents having the highest dividend yield as of the review date.

Dividend indices will be reviewed twice annually; at end-May and end-November, as a result of which, any changes in the index constituents will be effective for January-June and July-December periods.

The base value of the relevant indices will be equal to the closing value of ISE 100 Index as of June 30, 2011