Form of proxy for use at the annual general meeting to be held on Tuesday, 26 June 2012 at 2:30 p.m. (or at any adjourned meeting thereof)

GENERAL MANDATES TO ISSUE AND REPURCHASE SHARES, RE-ELECTION OF THE RETIRING DIRECTORS AND NOTICE OF ANNUAL GENERAL MEETING

Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 April 2012