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Basic and Diluted Earnings Per Share
12 Months Ended
Dec. 31, 2012
Earnings Per Share [Abstract]  
BASIC AND DILUTED EARNINGS PER SHARE
BASIC AND DILUTED EARNINGS PER SHARE
The following table reconciles the numerator and the denominator of the basic and diluted per share computations for earnings attributable to shareholders per share.
 
 
Net earnings
attributable to
shareholders
 
Weighted
average
shares
 
Earnings 
per share 
2012
 
 
 
 
 
 
Basic earnings attributable to shareholders
 
$
333,360

 
210,422,945

 
$
1.58

Effect of dilutive potential common shares
 

 
1,512,226

 

Diluted earnings attributable to shareholders
 
$
333,360

 
211,935,171

 
$
1.57

2011
 
 
 
 
 
 
Basic earnings attributable to shareholders
 
$
385,679

 
212,117,511

 
$
1.82

Effect of dilutive potential common shares
 

 
2,916,069

 

Diluted earnings attributable to shareholders
 
$
385,679

 
215,033,580

 
$
1.79

2010
 
 
 
 
 
 
Basic earnings attributable to shareholders
 
$
344,172

 
212,283,966

 
$
1.62

Effect of dilutive potential common shares
 

 
4,162,690

 

Diluted earnings attributable to shareholders
 
$
344,172

 
216,446,656

 
$
1.59


The following shares have been excluded from the computation of diluted earnings per share because the effect would have been antidilutive:
Years ended December 31,
 
2012
 
2011
 
2010
Shares
 
15,044,514

 
7,321,670

 
10,675,403