EX-99.1 2 ex-99_1.txt EXHIBIT 99.1 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: December 10, 2012 CITICORP TRUST, N.A. As Trustee for Eternity Four Trust By: /s/ Jane T. Monahan -------------------------------------------- Name: Jane T. Monahan Title: Director CITIBANK, N.A. By: /s/ Ali L. Karshan -------------------------------------------- Name: Ali L. Karshan Title: Assistant Secretary CITICORP By: /s/ Ali L. Karshan -------------------------------------------- Name: Ali L. Karshan Title: Assistant Secretary CITIGROUP INC. By: /s/ Ali L. Karshan -------------------------------------------- Name: Ali L. Karshan Title: Assistant Secretary