Consolidated Statement of Cash Flows (U.S. GAAP) (CAD) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Operating activities
Net income	2,828		3,766		3,371
Adjustments for non-cash items:
Depreciation and depletion	1,110	[1]	761	[1]	764	[1]
(Gain)/loss on asset sales	(150)	[2]	(94)	[2]	(197)	[2]
Deferred income taxes and other	482		619		71
Changes in operating assets and liabilities:
Accounts receivable	(74)		300		(302)
Inventories, materials, supplies and prepaid expenses	(260)		(106)		(228)
Income taxes payable	(457)		(84)		390
Accounts payable and accrued liabilities	191		(67)		846
All other items - net	(378)	[3]	(415)	[3]	(226)	[3]
Cash flows from (used in) operating activities	3,292		4,680		4,489
Investing activities
Additions to property, plant and equipment	(6,297)		(5,478)		(3,919)
Acquisition (note 18)	(1,602)
Proceeds from asset sales	160		226		314
Repayment of loan from equity company	4		14		12
Cash flows from (used in) investing activities	(7,735)		(5,238)		(3,593)
Financing activities
Short-term debt - net	1,371		105		135
Long-term debt issued	3,276		220		320
Reduction in capitalized lease obligations	(7)		(4)		(3)
Issuance of common shares under stock option plan			43		19
Common shares purchased (note 10)			(128)		(59)
Dividends paid	(407)		(398)		(373)
Cash flows from (used in) financing activities	4,233		(162)		39
Increase (decrease) in cash	(210)		(720)		935
Cash at beginning of year	482	[4]	1,202	[4]	267
Cash at end of year	272	[4]	482	[4]	1,202	[4]

[1] A 2013 charge in the Downstream segment of $377 million ($280 million, after-tax) associated with the company's decision to convert the Dartmouth refinery to a terminal included the write-down of refinery plant and equipment not included in the terminal conversion of $245 million, reported as part of depreciation and depletion expenses, and decommissioning, environmental and employee-related costs of $132 million, reported as part of production and manufacturing expenses. By the end of 2013, amounts incurred associated with decommissioning, environmental and employee-related costs totalled $40 million.

[2] 2013 included a gain of $85 million ($73 million after tax) for the sale of non-operating assets.

[3] Includes contribution to registered pension plans of $600 million (2012 - $594 million, 2011 - $361 million).

[4] Cash is composed of cash in bank and cash equivalents at cost. Cash equivalents are all highly liquid securities with maturity of three months or less when purchased.