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Significant Accounting Matters (Tables)
 3 Months Ended
Mar. 31, 2015
Basic and Diluted EPS Calculations
The following tables present our basic and diluted EPS calculations included on our condensed statements of income:
 
Three Months Ended March 31,
 
2015
 
2014
 
(in millions, except per share data)
 
 

 
$/share
 
 
 
$/share
Earnings Attributable to AEP Common Shareholders
$
629

 
 

 
$
560

 
 

 
 
 
 
 
 
 
 
Weighted Average Number of Basic Shares Outstanding
489.6

 
$
1.29

 
487.9

 
$
1.15

Weighted Average Dilutive Effect of Restricted Stock Units
0.3

 
—

 
0.4

 
—

Weighted Average Number of Diluted Shares Outstanding
489.9

 
$
1.29

 
488.3

 
$
1.15