15. Basic and diluted earnings per share

Both metrics are calculated on the basis of the average number of ordinary shares in the period, equal to 9,403,357,795 shares, adjusted for the diluting effect of outstanding stock options (zero euro in both periods).

Millions of euro    
 2013 2012 restated Change 
Net income from continuing operations pertaining to shareholders of the Parent Company (millions of euro)  3,235  238  2,997 
Net income from discontinued operations pertaining to shareholders of the Parent Company (millions of euro)  - - -
Net income pertaining to shareholders of the Parent Company (millions of euro)  3,235  238  2,997 
Number of ordinary shares  9,403,357,795  9,403,357,795  -
Dilutive effect of stock options  - - -
Basic and diluted earnings per share (euro)  0.34  0.03  0.31 
Basic and diluted earnings from continuing operations per share (euro)  0.34  0.03  0.31 
Basic and diluted earnings from discontinued operations per share (euro)  - - -

Please note that existing stock option plans for top management could dilute basic earnings per share in the future. For more information on those plans, please see the appropriate section of these notes.

Between the balance-sheet date and the date of publication of the financial statements, no events or transactions took place that changed the number of ordinary shares or potential ordinary shares in circulation at the end of the year.