EXHIBIT 1
IDENTIFICATION AND CLASSIFICATION OF SUBSIDIARIES WHICH ACQUIRED SECURITIES
Citigroup Global Markets, Inc. is a broker or dealer registered under Section 15 of the Act (15 U.S.C. 78o).
Citibank, N.A. is a bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c).
Each of the undersigned hereby affirms the indentification and Item 3 classification of the subsidiaries which acquired the security holdings reported in this Schedule 13G.
Dated: February 9, 2018
| CITIGROUP INC. | |||
| By: | /s/ Ronny Ostrow | ||
| Name: | Ronny Ostrow | ||
| Title: | Assistant Secretary | ||