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Earnings Per Share
 12 Months Ended
Dec. 31, 2017
Text block1 [abstract]  
Earnings Per Share
31. EARNINGS PER SHARE

 

     Years Ended December 31  
     2015      2016      2017  
     (NT$)      (NT$)      (NT$)  

Basic EPS

    $ 11.68      $ 12.79      $ 13.30  
  

 

 

     

 

 

     

 

 

  

Diluted EPS

    $           11.68      $           12.79      $           13.30  
  

 

 

     

 

 

     

 

 

  

 

EPS is computed as follows:

 

                                                                          
    

Amounts
(Numerator)

NT$

(In Millions)

      Number of
Shares
(Denominator)
(In Millions)		      EPS (NT$)  

Year ended December 31, 2015

         

Basic EPS

         

Net income available to common shareholders of the parent

    $ 302,850.9        25,930.3      $ 11.68  
        

 

 

  

Effect of dilutive potential common shares

      —        0.1     
  

 

 

     

 

 

     

Diluted EPS

         

Net income available to common shareholders of the parent (including effect of dilutive potential common shares)

    $ 302,850.9        25,930.4      $ 11.68  
  

 

 

     

 

 

     

 

 

  

Year ended December 31, 2016

         

Basic/Diluted EPS

         

Net income available to common shareholders of the parent

    $ 331,713.7        25,930.3      $ 12.79  
  

 

 

     

 

 

     

 

 

  

Year ended December 31, 2017

         

Basic/Diluted EPS

         

Net income available to common shareholders of the parent

    $ 344,998.3        25,930.3      $ 13.30