| 
                 
                    Closing price on 11/8/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    66.00 | 
                 
                
                    | High | 
                    66.00 | 
                 
                
                    | Low | 
                    65.00 | 
                     
                
                    | Volume | 
                    1,010 | 
                                 
                
                    | Split-adjusted Price | 
                    9.48 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
OPC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/8/2013
             | 
            
                0.00 / 0.00%
             |             
            
                66.00
             |           
            
                66.00
             |               
            
                65.00
             |                           
            
                65.00
             | 
            
                65.00
             |                     
            
                9.48
             |                                 
            
                1,010
             |            
            
                 
             |                                       
         
    
        
            | 
                11/7/2013
             | 
            
                +1.00 / +1.56%
             |             
            
                65.00
             |           
            
                65.00
             |               
            
                65.00
             |                           
            
                65.00
             | 
            
                65.00
             |                     
            
                9.48
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/6/2013
             | 
            
                0.00 / 0.00%
             |             
            
                63.50
             |           
            
                65.00
             |               
            
                63.50
             |                           
            
                64.00
             | 
            
                64.00
             |                     
            
                9.33
             |                                 
            
                6,150
             |            
            
                 
             |                                       
         
    
        
            | 
                11/5/2013
             | 
            
                -1.00 / -1.54%
             |             
            
                66.00
             |           
            
                66.00
             |               
            
                63.50
             |                           
            
                64.00
             | 
            
                64.00
             |                     
            
                9.33
             |                                 
            
                160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/4/2013
             | 
            
                -1.00 / -1.52%
             |             
            
                70.00
             |           
            
                70.00
             |               
            
                64.00
             |                           
            
                65.00
             | 
            
                65.00
             |                     
            
                9.48
             |                                 
            
                2,030
             |            
            
                 
             |                                       
         
    
        
            | 
                11/1/2013
             | 
            
                -1.00 / -1.49%
             |             
            
                66.00
             |           
            
                66.00
             |               
            
                66.00
             |                           
            
                66.00
             | 
            
                66.00
             |                     
            
                9.63
             |                                 
            
                110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/31/2013
             | 
            
                0.00 / 0.00%
             |             
            
                67.00
             |           
            
                67.00
             |               
            
                67.00
             |                           
            
                67.00
             | 
            
                67.00
             |                     
            
                9.77
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/30/2013
             | 
            
                +2.50 / +3.88%
             |             
            
                65.00
             |           
            
                67.00
             |               
            
                63.50
             |                           
            
                67.00
             | 
            
                67.00
             |                     
            
                9.77
             |                                 
            
                2,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2013
             | 
            
                -2.50 / -3.73%
             |             
            
                64.00
             |           
            
                64.50
             |               
            
                63.50
             |                           
            
                64.50
             | 
            
                64.50
             |                     
            
                9.41
             |                                 
            
                1,060
             |            
            
                 
             |                                       
         
    
        
            | 
                10/28/2013
             | 
            
                +0.50 / +0.75%
             |             
            
                67.00
             |           
            
                67.00
             |               
            
                67.00
             |                           
            
                67.00
             | 
            
                67.00
             |                     
            
                9.77
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/25/2013
             | 
            
                0.00 / 0.00%
             |             
            
                66.50
             |           
            
                66.50
             |               
            
                66.50
             |                           
            
                66.50
             | 
            
                66.50
             |                     
            
                9.70
             |                                 
            
                20
             |            
            
                 
             |                                       
         
    
        
            | 
                10/24/2013
             | 
            
                -1.00 / -1.48%
             |             
            
                66.50
             |           
            
                66.50
             |               
            
                66.50
             |                           
            
                66.50
             | 
            
                66.50
             |                     
            
                9.70
             |                                 
            
                6,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/23/2013
             | 
            
                0.00 / 0.00%
             |             
            
                64.00
             |           
            
                67.50
             |               
            
                64.00
             |                           
            
                67.50
             | 
            
                67.50
             |                     
            
                9.84
             |                                 
            
                1,070
             |            
            
                 
             |                                       
         
    
        
            | 
                10/22/2013
             | 
            
                0.00 / 0.00%
             |             
            
                65.00
             |           
            
                67.50
             |               
            
                65.00
             |                           
            
                67.50
             | 
            
                67.50
             |                     
            
                9.84
             |                                 
            
                2,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/21/2013
             | 
            
                0.00 / 0.00%
             |             
            
                67.50
             |           
            
                67.50
             |               
            
                67.50
             |                           
            
                67.50
             | 
            
                67.50
             |                     
            
                9.84
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2013
             | 
            
                0.00 / 0.00%
             |             
            
                67.50
             |           
            
                67.50
             |               
            
                67.50
             |                           
            
                67.50
             | 
            
                67.50
             |                     
            
                9.84
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/17/2013
             | 
            
                0.00 / 0.00%
             |             
            
                67.50
             |           
            
                67.50
             |               
            
                67.50
             |                           
            
                67.50
             | 
            
                67.50
             |                     
            
                9.84
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                64.00
             |           
            
                67.50
             |               
            
                63.00
             |                           
            
                67.50
             | 
            
                67.50
             |                     
            
                9.84
             |                                 
            
                3,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/15/2013
             | 
            
                +0.50 / +0.75%
             |             
            
                66.00
             |           
            
                67.50
             |               
            
                66.00
             |                           
            
                67.50
             | 
            
                67.50
             |                     
            
                9.84
             |                                 
            
                104,450
             |            
            
                 
             |                                       
         
    
        
            | 
                10/14/2013
             | 
            
                +0.50 / +0.75%
             |             
            
                67.00
             |           
            
                67.00
             |               
            
                67.00
             |                           
            
                67.00
             | 
            
                67.00
             |                     
            
                9.77
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2013
             | 
            
                0.00 / 0.00%
             |             
            
                66.50
             |           
            
                66.50
             |               
            
                66.50
             |                           
            
                66.50
             | 
            
                66.50
             |                     
            
                9.70
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                66.50
             |           
            
                66.50
             |               
            
                66.50
             |                           
            
                66.50
             | 
            
                66.50
             |                     
            
                9.70
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/9/2013
             | 
            
                +0.50 / +0.76%
             |             
            
                66.00
             |           
            
                66.50
             |               
            
                66.00
             |                           
            
                66.50
             | 
            
                66.50
             |                     
            
                9.70
             |                                 
            
                160
             |            
            
                 
             |                                       
         
    
        
            | 
                10/8/2013
             | 
            
                -0.50 / -0.75%
             |             
            
                62.50
             |           
            
                66.00
             |               
            
                62.50
             |                           
            
                66.00
             | 
            
                66.00
             |                     
            
                9.63
             |                                 
            
                580
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/7/2013
             | 
            
                +1.50 / +2.31%
             |             
            
                66.50
             |           
            
                66.50
             |               
            
                66.50
             |                           
            
                66.50
             | 
            
                66.50
             |                     
            
                9.70
             |                                 
            
                60
             |            
            
                 
             |                                       
         
    
        
            | 
                10/4/2013
             | 
            
                -1.00 / -1.52%
             |             
            
                67.00
             |           
            
                67.00
             |               
            
                62.00
             |                           
            
                65.00
             | 
            
                65.00
             |                     
            
                9.48
             |                                 
            
                480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/3/2013
             | 
            
                +2.50 / +3.94%
             |             
            
                66.00
             |           
            
                66.00
             |               
            
                66.00
             |                           
            
                66.00
             | 
            
                66.00
             |                     
            
                9.63
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                10/2/2013
             | 
            
                -3.50 / -5.22%
             |             
            
                63.50
             |           
            
                63.50
             |               
            
                63.50
             |                           
            
                63.50
             | 
            
                63.50
             |                     
            
                9.26
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/1/2013
             | 
            
                0.00 / 0.00%
             |             
            
                67.00
             |           
            
                67.00
             |               
            
                67.00
             |                           
            
                67.00
             | 
            
                67.00
             |                     
            
                9.77
             |                                 
            
                50
             |            
            
                 
             |                                       
         
    
        
            | 
                9/30/2013
             | 
            
                +0.50 / +0.75%
             |             
            
                67.00
             |           
            
                67.00
             |               
            
                67.00
             |                           
            
                67.00
             | 
            
                67.00
             |                     
            
                9.77
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
         
    
    
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