SHAREHOLDERS' EQUITY (Tables)

6 Months Ended

Jun. 30, 2011

SHAREHOLDERS' EQUITY

Schedule of maximum number of common shares that would be outstanding if all instruments outstanding were exercised

• The following table presents the maximum number of common shares that would be outstanding if all instruments outstanding at June 30, 2011 were exercised:

Common shares outstanding at June 30, 2011	169,141,820
Employees' stock options	9,047,351
Warrants	8,600,000
Restricted share unit plan	65,941
	186,855,112

Schedule of changes in common stock

• The following table illustrates the changes in common shares for the six months ended June 30, 2011:

	# of Shares			$ Amount
Common shares, beginning of period		168,720,355			3,078,217
Shares issued under Employee Stock Option Plan		217,388			11,168
Shares issued under Incentive Share Purchase Plan		146,546			9,609
Shares issued under Dividend Reinvestment Plan		80,331			4,943
Restricted share unit plan		(22,800	)		(1,796	)
Common shares, end of period		169,141,820			3,102,141

Schedule of reconciliation for weighted average number of common shares in calculation of basic and diluted income per share

		Three months ended June 30,				Six months ended June 30,
		2011		2010		2011		2010
Net income		$	68,825	$	100,360	$	114,089	$	122,692
Weighted average number of common shares outstanding — basic			169,029,450		156,899,468		168,948,799		156,789,221
	Add: Dilutive impact of employee stock options		1,086,858		1,047,887		1,086,858		1,047,887
	Dilutive impact of warrants		2,265,878		1,915,390		2,530,192		1,690,164
	Dilutive impact of treasury shares related to restricted share unit plan		65,941		57,468		65,941		57,468
Weighted average number of common shares outstanding — diluted			172,448,127		159,920,213		172,631,790		159,584,740
Net income per share — basic		$	0.41	$	0.64	$	0.68	$	0.78
Net income per share — diluted		$	0.40	$	0.63	$	0.66	$	0.77