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Earnings Per Share
 12 Months Ended
Dec. 31, 2011
Earnings Per Share [Abstract]  
Earnings Per Share
Note 8 Earnings Per Share
The following table sets forth the computation for basic and diluted earnings per share (“EPS”):
                         
    Year Ended December 31,  
    2011     2010     2009  
Basic and Diluted net income
  $ 14,352,968     $ 12,402,441     $ 11,373,943  
Weighted average number of outstanding shares
                       
Basic
    2,951,751       2,766,741       2,582,998  
Diluted
    2,951,751       2,767,895       2,587,751  
Earnings per share
                       
Basic
  $ 4.86     $ 4.48     $ 4.40  
 
                 
Diluted
  $ 4.86     $ 4.48     $ 4.40