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EXHIBIT 99.1
SIGNATURES OF REPORTING PERSONS
After reasonable inquiry and to the best of our knowledge and belief,
the undersigned certify that the information set forth in this Form 4/A is true,
complete and correct.
August 8, 2013
WARBURG PINCUS PRIVATE
EQUITY X, L.P.
By: Warburg Pincus X, L.P., its general
partner
By: Warburg Pincus X LLC, its general
partner
By: Warburg Pincus Partners LLC, its
sole member
By: Warburg Pincus & Co., its managing
member
By: /s/ Scott A. Arenare
--------------------
Name: Scott A. Arenare
Title: Attorney-in-Fact*
WARBURG PINCUS X PARTNERS,
L.P.
By: Warburg Pincus X, L.P., its general
partner
By: Warburg Pincus X LLC, its general
partner
By: Warburg Pincus Partners LLC, its
sole member
By: Warburg Pincus & Co., its managing
member
By: /s/ Scott A. Arenare
--------------------
Name: Scott A. Arenare
Title: Attorney-in-Fact*
WARBURG PINCUS X, L.P.
By: Warburg Pincus X LLC, its general
partner
By: Warburg Pincus Partners LLC, its
sole member
By: Warburg Pincus & Co., its managing
member
By: /s/ Scott A. Arenare
--------------------
Name: Scott A. Arenare
Title: Attorney-in-Fact*
WARBURG PINCUS X LLC
By: Warburg Pincus Partners LLC, its
sole member
By: Warburg Pincus & Co., its managing
member
By: /s/ Scott A. Arenare
--------------------
Name: Scott A. Arenare
Title: Attorney-in-Fact*
WARBURG PINCUS PARTNERS LLC
By: Warburg Pincus & Co., its managing
member
By: /s/ Scott A. Arenare
--------------------
Name: Scott A. Arenare
Title: Attorney-in-Fact*
WARBURG PINCUS & CO.
By: /s/ Scott A. Arenare
--------------------
Name: Scott A. Arenare
Title: Attorney-in-Fact*
WARBURG PINCUS LLC
By: /s/ Scott A. Arenare
--------------------
Name: Scott A. Arenare
Title: Managing Director
CHARLES R. KAYE
By: /s/ Scott A. Arenare
--------------------
Scott A. Arenare, Attorney-in-Fact*
JOSEPH P. LANDY
By: /s/ Scott A. Arenare
--------------------
Scott A. Arenare, Attorney-in-Fact*
* The Power of Attorney given by each of Warburg Pincus & Co., Mr. Kaye and Mr.
Landy was previously filed with the U.S. Securities & Exchange Commission on
January 11, 2013 as an exhibit to a statement on Schedule 13D/A filed by Warburg Pincus
Private Equity X, L.P. with respect to Talon Therapeutics, Inc. and is hereby
incorporated by reference.