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Net income per ordinary share
12 Months Ended
Dec. 31, 2011
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:

 

    2011     2010     2009  
    Number of shares  
                   
Weighted average number of ordinary shares for the purposes of basic net income per share     2,087,922       2,099,894       2,114,992  
Effect of dilutive potential ordinary shares:                        
Stock options     14,277       43,481       48,014  
Weighted average number of ordinary shares for the purposes of diluted net income per share     2,102,199       2,143,375       2,163,006