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            | 
                 
                    Closing price on 9/5/2012
                 
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             | 
         
         
 
    
        
                      
                
                    | Open | 
                    11.00 | 
                 
                
                    | High | 
                    11.00 | 
                 
                
                    | Low | 
                    10.50 | 
                     
                
                    | Volume | 
                    890,330 | 
                                 
                
                    | Split-adjusted Price | 
                    10.60 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
OGC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/5/2012
             | 
            
                -0.40 / -3.64%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                10.50
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                10.60
             |                                 
            
                890,330
             |            
            
                 
             |                                       
         
    
        
            | 
                9/4/2012
             | 
            
                +0.40 / +3.77%
             |             
            
                10.70
             |           
            
                11.10
             |               
            
                10.70
             |                           
            
                11.00
             | 
            
                11.00
             |                     
            
                11.00
             |                                 
            
                473,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/31/2012
             | 
            
                -0.40 / -3.64%
             |             
            
                11.00
             |           
            
                11.20
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                10.60
             |                                 
            
                619,370
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2012
             | 
            
                +0.10 / +0.92%
             |             
            
                10.80
             |           
            
                11.30
             |               
            
                10.70
             |                           
            
                11.00
             | 
            
                11.00
             |                     
            
                11.00
             |                                 
            
                550,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2012
             | 
            
                +0.50 / +4.81%
             |             
            
                10.50
             |           
            
                10.90
             |               
            
                10.40
             |                           
            
                10.90
             | 
            
                10.90
             |                     
            
                10.90
             |                                 
            
                1,587,370
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2012
             | 
            
                -0.50 / -4.59%
             |             
            
                10.40
             |           
            
                10.70
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                10.40
             |                                 
            
                1,892,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2012
             | 
            
                -0.50 / -4.39%
             |             
            
                11.20
             |           
            
                11.40
             |               
            
                10.90
             |                           
            
                10.90
             | 
            
                10.90
             |                     
            
                10.90
             |                                 
            
                539,010
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2012
             | 
            
                -0.40 / -3.39%
             |             
            
                11.30
             |           
            
                12.20
             |               
            
                11.30
             |                           
            
                11.40
             | 
            
                11.40
             |                     
            
                11.40
             |                                 
            
                2,041,720
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2012
             | 
            
                -0.60 / -4.84%
             |             
            
                11.80
             |           
            
                11.80
             |               
            
                11.80
             |                           
            
                11.80
             | 
            
                11.80
             |                     
            
                11.80
             |                                 
            
                143,190
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2012
             | 
            
                -0.60 / -4.62%
             |             
            
                12.40
             |           
            
                12.70
             |               
            
                12.40
             |                           
            
                12.40
             | 
            
                12.40
             |                     
            
                12.40
             |                                 
            
                1,623,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2012
             | 
            
                -0.60 / -4.41%
             |             
            
                13.40
             |           
            
                13.40
             |               
            
                13.00
             |                           
            
                13.00
             | 
            
                13.00
             |                     
            
                13.00
             |                                 
            
                1,101,480
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2012
             | 
            
                +0.10 / +0.74%
             |             
            
                13.40
             |           
            
                13.70
             |               
            
                13.40
             |                           
            
                13.60
             | 
            
                13.60
             |                     
            
                13.60
             |                                 
            
                645,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2012
             | 
            
                +0.30 / +2.27%
             |             
            
                13.20
             |           
            
                13.50
             |               
            
                13.10
             |                           
            
                13.50
             | 
            
                13.50
             |                     
            
                13.50
             |                                 
            
                969,060
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2012
             | 
            
                0.00 / 0.00%
             |             
            
                13.30
             |           
            
                13.30
             |               
            
                13.00
             |                           
            
                13.20
             | 
            
                13.20
             |                     
            
                13.20
             |                                 
            
                344,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2012
             | 
            
                -0.20 / -1.49%
             |             
            
                13.50
             |           
            
                13.50
             |               
            
                13.10
             |                           
            
                13.20
             | 
            
                13.20
             |                     
            
                13.20
             |                                 
            
                503,340
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2012
             | 
            
                +0.40 / +3.08%
             |             
            
                13.10
             |           
            
                13.60
             |               
            
                13.10
             |                           
            
                13.40
             | 
            
                13.40
             |                     
            
                13.40
             |                                 
            
                720,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2012
             | 
            
                -0.40 / -2.99%
             |             
            
                13.20
             |           
            
                13.40
             |               
            
                12.90
             |                           
            
                13.00
             | 
            
                13.00
             |                     
            
                13.00
             |                                 
            
                716,650
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2012
             | 
            
                0.00 / 0.00%
             |             
            
                13.30
             |           
            
                13.50
             |               
            
                13.10
             |                           
            
                13.40
             | 
            
                13.40
             |                     
            
                13.40
             |                                 
            
                743,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2012
             | 
            
                -0.10 / -0.74%
             |             
            
                13.50
             |           
            
                13.80
             |               
            
                13.40
             |                           
            
                13.40
             | 
            
                13.40
             |                     
            
                13.40
             |                                 
            
                932,250
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2012
             | 
            
                +0.20 / +1.50%
             |             
            
                13.40
             |           
            
                13.60
             |               
            
                13.30
             |                           
            
                13.50
             | 
            
                13.50
             |                     
            
                13.50
             |                                 
            
                1,077,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2012
             | 
            
                -0.30 / -2.21%
             |             
            
                13.50
             |           
            
                13.70
             |               
            
                13.10
             |                           
            
                13.30
             | 
            
                13.30
             |                     
            
                13.30
             |                                 
            
                1,134,230
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2012
             | 
            
                +0.50 / +3.82%
             |             
            
                13.20
             |           
            
                13.70
             |               
            
                13.20
             |                           
            
                13.60
             | 
            
                13.60
             |                     
            
                13.60
             |                                 
            
                3,536,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2012
             | 
            
                +0.30 / +2.34%
             |             
            
                12.80
             |           
            
                13.20
             |               
            
                12.70
             |                           
            
                13.10
             | 
            
                13.10
             |                     
            
                13.10
             |                                 
            
                1,238,680
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2012
             | 
            
                0.00 / 0.00%
             |             
            
                12.70
             |           
            
                13.10
             |               
            
                12.70
             |                           
            
                12.80
             | 
            
                12.80
             |                     
            
                12.80
             |                                 
            
                1,146,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2012
             | 
            
                +0.20 / +1.59%
             |             
            
                12.50
             |           
            
                12.80
             |               
            
                12.30
             |                           
            
                12.80
             | 
            
                12.80
             |                     
            
                12.80
             |                                 
            
                911,360
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2012
             | 
            
                -0.10 / -0.79%
             |             
            
                12.70
             |           
            
                13.10
             |               
            
                12.60
             |                           
            
                12.60
             | 
            
                12.60
             |                     
            
                12.60
             |                                 
            
                1,115,770
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2012
             | 
            
                +0.40 / +3.25%
             |             
            
                12.30
             |           
            
                12.80
             |               
            
                12.20
             |                           
            
                12.70
             | 
            
                12.70
             |                     
            
                12.70
             |                                 
            
                1,134,380
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2012
             | 
            
                -0.30 / -2.38%
             |             
            
                12.80
             |           
            
                12.90
             |               
            
                12.30
             |                           
            
                12.30
             | 
            
                12.30
             |                     
            
                12.30
             |                                 
            
                1,079,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2012
             | 
            
                +0.50 / +4.13%
             |             
            
                12.40
             |           
            
                12.70
             |               
            
                12.20
             |                           
            
                12.60
             | 
            
                12.60
             |                     
            
                12.60
             |                                 
            
                1,211,940
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2012
             | 
            
                -0.40 / -3.20%
             |             
            
                12.50
             |           
            
                12.60
             |               
            
                12.00
             |                           
            
                12.10
             | 
            
                12.10
             |                     
            
                12.10
             |                                 
            
                1,035,620
             |  
            
                 
             |                                                              
             
    
         
    
    
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 Market Update 
        
            
                Last updated at 10:55:00 AM
                                                                
            
            
            
            
        
        
     
 
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