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Information about SENAO’s outstanding stock options for the years ended December 31, 2010 and 2011 was as follows: 

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As of December 31, 2010, information about SENAO’s outstanding and exercisable options was as follows: 

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As of December 31, 2011, information about SENAO’s outstanding and exercisable options was as follows: 

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No compensation cost was recognized under the intrinsic value method for the years ended December 31, 2009, 2010 and 2011. Had SENAO used the fair value method to recognize the compensation cost, there were no significant impact on the consolidated net income and earnings per share. 

