EXHIBIT I
JOINT FILING AGREEMENT
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Each of the undersigned hereby agrees that the Schedule
13G filed herewith is filed jointly, pursuant to Rule 13d-1(b)(1)
of the Securities Exchange Act of 1934, as amended on behalf
of each of them.
Dated: September 9, 2016
AXA Financial, Inc.
BY: /s/ Xxxxxxx Xxxxxxxxxx
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Xxxxxxx Xxxxxxxxxx
Lead Director
AXA Assurances I.A.R.D. Mutuelle; AXA Assurances Vie
Mutuelle; as a group, and AXA
Signed on behalf of each of the above entities
BY: /s/ Xxxxxxx Xxxxxxxxxx
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Xxxxxxx Xxxxxxxxxx
Attorney-in-Fact
(Executed pursuant to Powers of Attorney)
