Form of Proxy

TO SET THE NUMBER OF DIRECTORS AT ELEVEN (11)

ELECTION OF DIRECTOR - "HENRY H. (HANK) KETCHAM"

ELECTION OF DIRECTOR - "DOYLE N. BENEBY"

ELECTION OF DIRECTOR - "ERIC L. BUTLER"

ELECTION OF DIRECTOR - "REID E. CARTER"

ELECTION OF DIRECTOR - "JOHN N. FLOREN"

ELECTION OF DIRECTOR - "ELLIS KETCHAM JOHNSON"

ELECTION OF DIRECTOR - "BRIAN G. KENNING"

ELECTION OF DIRECTOR - "MARIAN LAWSON"

ELECTION OF DIRECTOR - "SEAN P. MCLAREN"

ELECTION OF DIRECTOR - "COLLEEN M. MCMORROW"

ELECTION OF DIRECTOR - "GILLIAN D. WINCKLER"

APPOINTMENT OF PRICEWATERHOUSECOOPERS LLP AS THE AUDITORS OF THE COMPANY FOR THE ENSUING YEAR AND AUTHORIZING THE DIRECTORS TO FIX THEIR REMUNERATION

TO PASS AN ADVISORY RESOLUTION TO APPROVE THE COMPANY'S APPROACH TO EXECUTIVE COMPENSATION, AS MORE PARTICULARLY DESCRIBED UNDER "ADVISORY RESOLUTION ON THE COMPANY'S APPROACH TO EXECUTIVE COMPENSATION (SAY ON PAY)" IN THE ACCOMPANYING INFORMATION CIRCULAR

TO PASS AN ORDINARY RESOLUTION APPROVING THE RECONFIRMATION AND CONTINUATION OF THE SHAREHOLDER RIGHTS PLAN, WITHOUT AMENDMENT, AS MORE PARTICULARLY DESCRIBED UNDER "RESOLUTION TO RECONFIRM AND CONTINUE THE SHAREHOLDER RIGHTS PLAN" IN THE ACCOMPANYING INFORMATION CIRCULAR