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5. Net income per ordinary share
 12 Months Ended
Dec. 31, 2013
Notes to Financial Statements  
Net income per ordinary share

The calculation of the basic and diluted net income per ordinary share is based on the following data:

 

    2013     2012     2011  
    Number of shares  
                   
                   
Weighted average number of ordinary shares for the purposes of basic net income per share     2,069,223       2,070,685       2,087,922  

Effect of dilutive potential ordinary shares:

Stock options

     -       5,630       14,277  
                         
Weighted average number of ordinary shares for the purposes of diluted net income per share     2,069,223       2,076,315       2,102,199