EX-99.1 2 ex99_1.htm EXHIBIT 1
EXHIBIT 1

AGREEMENT AS TO JOINT FILING OF SCHEDULE 13G

Each of the undersigned hereby affirms that it is individually eligible to use Schedule 13G, and agrees that this Schedule 13G is filed on its behalf.

Dated: February 8, 2019
 
 
CITIGROUP FINANCIAL PRODUCTS INC.
 
 
By:
/s/ Ronny Ostrow
   
Name:  Ronny Ostrow
   
Title:  Assistant Secretary
 
 
CITIGROUP GLOBAL MARKETS HOLDINGS INC.
 
 
By:
/s/ Ronny Ostrow
   
Name:  Ronny Ostrow
   
Title:  Assistant Secretary
 
 
CITIGROUP INC.
 
 
By:
/s/ Ronny Ostrow
   
Name:  Ronny Ostrow
   
Title:  Assistant Secretary