Unitholder Services

(For information or assistance concerning a change in registration of a stock certificate)

Address By Regular Mail

Computershare
P.O. Box 43006
Providence, RI 02940-3006

By Overnight/Certified/Registered Delivery:

Computershare
150 Royall Street
Suite 101
Canton, MA 02021

Internet Inquires: InvestorCentre^TM website at www.computershare.com/investor

Telephone Inquires:
877-373-6374 (U.S.)
781-575-2879 (non-U.S.)