JOINT FILING AGREEMENT
Pursuant to and in accordance with the Securities Exchange Act of 1934, as
amended, and the rules and regulations thereunder, each party hereto hereby
agrees to the joint filing, on behalf of each of them, of any filing required by
such party under Section 13 or Section 16 of the Exchange Act or any rule or
regulation thereunder (including any amendment, restatement, supplement and/or
exhibit thereto) with the Securities and Exchange Commission (and, if such
security is registered on a national securities exchange, also with the
exchange), and further agrees to the filing, furnishing, and/or incorporation by
reference of this agreement as an exhibit thereto. This agreement shall remain
in full force and effect until revoked by any party hereto in a signed writing
provided to each other party hereto, and then only with respect to such revoking
party.
IN WITNESS WHEREOF, each party hereto, being duly authorized, has caused
this agreement to be executed and effective as of the date first written above.
Dated: March 27, 2012
INVESTMENT CORPORATION OF DUBAI
By: /s/ Khalifa Al Daboos
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Name: Khalifa Al Daboos
Title: Director
BORSE DUBAI LIMITED
By: /s/ Essa Kazim
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Name: Essa Kazim
Title: Chairman
By: /s/ Abdulaziz Al Muhairi
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Name: Abdulaziz Al Muhairi
Title: Director
