| 
                 
                    Closing price on 3/1/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    19.00 | 
                 
                
                    | High | 
                    19.00 | 
                 
                
                    | Low | 
                    18.90 | 
                     
                
                    | Volume | 
                    4,100 | 
                                 
                
                    | Split-adjusted Price | 
                    2.71 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PAC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/1/2012
             | 
            
                0.00 / 0.00%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.90
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                2.71
             |                                 
            
                4,100
             |            
            
                 
             |                                       
         
    
        
            | 
                2/29/2012
             | 
            
                -0.90 / -4.55%
             |             
            
                19.80
             |           
            
                19.80
             |               
            
                18.90
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                2.71
             |                                 
            
                4,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/28/2012
             | 
            
                -1.00 / -4.81%
             |             
            
                20.10
             |           
            
                20.10
             |               
            
                19.80
             |                           
            
                19.80
             | 
            
                19.80
             |                     
            
                2.84
             |                                 
            
                4,700
             |            
            
                 
             |                                       
         
    
        
            | 
                2/27/2012
             | 
            
                -1.00 / -4.59%
             |             
            
                20.80
             |           
            
                20.80
             |               
            
                20.80
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                2.98
             |                                 
            
                2,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/24/2012
             | 
            
                0.00 / 0.00%
             |             
            
                21.80
             |           
            
                21.80
             |               
            
                21.50
             |                           
            
                21.80
             | 
            
                21.80
             |                     
            
                3.12
             |                                 
            
                1,760
             |            
            
                 
             |                                       
         
    
        
            | 
                2/23/2012
             | 
            
                -0.20 / -0.91%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                20.90
             |                           
            
                21.80
             | 
            
                21.80
             |                     
            
                3.12
             |                                 
            
                1,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/22/2012
             | 
            
                0.00 / 0.00%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                22.00
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                3.15
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                2/21/2012
             | 
            
                0.00 / 0.00%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                22.00
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                3.15
             |                                 
            
                130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/20/2012
             | 
            
                +1.00 / +4.76%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                22.00
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                3.15
             |                                 
            
                4,110
             |            
            
                 
             |                                       
         
    
        
            | 
                2/17/2012
             | 
            
                +1.00 / +5.00%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                3.01
             |                                 
            
                1,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/16/2012
             | 
            
                0.00 / 0.00%
             |             
            
                20.10
             |           
            
                20.10
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                2.87
             |                                 
            
                350
             |            
            
                 
             |                                       
         
    
        
            | 
                2/15/2012
             | 
            
                +0.50 / +2.56%
             |             
            
                20.00
             |           
            
                20.40
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                2.87
             |                                 
            
                1,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/14/2012
             | 
            
                +0.50 / +2.63%
             |             
            
                19.30
             |           
            
                19.50
             |               
            
                19.30
             |                           
            
                19.50
             | 
            
                19.50
             |                     
            
                2.79
             |                                 
            
                30
             |            
            
                 
             |                                       
         
    
        
            | 
                2/13/2012
             | 
            
                +0.10 / +0.53%
             |             
            
                19.80
             |           
            
                19.80
             |               
            
                19.00
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                2.72
             |                                 
            
                360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/10/2012
             | 
            
                +0.40 / +2.16%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.90
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                2.71
             |                                 
            
                3,140
             |            
            
                 
             |                                       
         
    
        
            | 
                2/9/2012
             | 
            
                -0.10 / -0.54%
             |             
            
                19.50
             |           
            
                19.50
             |               
            
                18.50
             |                           
            
                18.50
             | 
            
                18.50
             |                     
            
                2.65
             |                                 
            
                30
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/8/2012
             | 
            
                +0.20 / +1.09%
             |             
            
                19.20
             |           
            
                19.20
             |               
            
                18.60
             |                           
            
                18.60
             | 
            
                18.60
             |                     
            
                2.66
             |                                 
            
                410
             |            
            
                 
             |                                       
         
    
        
            | 
                2/7/2012
             | 
            
                -0.60 / -3.16%
             |             
            
                18.40
             |           
            
                18.40
             |               
            
                18.40
             |                           
            
                18.40
             | 
            
                18.40
             |                     
            
                2.64
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/6/2012
             | 
            
                +0.40 / +2.15%
             |             
            
                19.00
             |           
            
                19.10
             |               
            
                19.00
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                2.72
             |                                 
            
                2,440
             |            
            
                 
             |                                       
         
    
        
            | 
                2/3/2012
             | 
            
                0.00 / 0.00%
             |             
            
                18.60
             |           
            
                19.50
             |               
            
                18.60
             |                           
            
                18.60
             | 
            
                18.60
             |                     
            
                2.66
             |                                 
            
                2,150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/2/2012
             | 
            
                -0.20 / -1.06%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.60
             |                           
            
                18.60
             | 
            
                18.60
             |                     
            
                2.66
             |                                 
            
                1,120
             |            
            
                 
             |                                       
         
    
        
            | 
                2/1/2012
             | 
            
                -0.90 / -4.57%
             |             
            
                19.70
             |           
            
                19.70
             |               
            
                18.80
             |                           
            
                18.80
             | 
            
                18.80
             |                     
            
                2.69
             |                                 
            
                7,390
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/31/2012
             | 
            
                +0.80 / +4.23%
             |             
            
                19.00
             |           
            
                19.70
             |               
            
                19.00
             |                           
            
                19.70
             | 
            
                19.70
             |                     
            
                2.82
             |                                 
            
                210
             |            
            
                 
             |                                       
         
    
        
            | 
                1/30/2012
             | 
            
                +0.90 / +5.00%
             |             
            
                18.00
             |           
            
                18.90
             |               
            
                18.00
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                2.71
             |                                 
            
                730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/20/2012
             | 
            
                -0.10 / -0.55%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.00
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                2.58
             |                                 
            
                12,960
             |            
            
                 
             |                                       
         
    
        
            | 
                1/19/2012
             | 
            
                -0.80 / -4.23%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.10
             |                           
            
                18.10
             | 
            
                18.10
             |                     
            
                2.59
             |                                 
            
                2,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/18/2012
             | 
            
                +0.90 / +5.00%
             |             
            
                18.90
             |           
            
                18.90
             |               
            
                18.80
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                2.71
             |                                 
            
                680
             |            
            
                 
             |                                       
         
    
        
            | 
                1/17/2012
             | 
            
                +0.10 / +0.56%
             |             
            
                18.00
             |           
            
                18.00
             |               
            
                18.00
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                2.58
             |                                 
            
                5,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/16/2012
             | 
            
                -0.70 / -3.76%
             |             
            
                18.60
             |           
            
                18.60
             |               
            
                17.90
             |                           
            
                17.90
             | 
            
                17.90
             |                     
            
                2.56
             |                                 
            
                6,020
             |            
            
                 
             |                                       
         
    
        
            | 
                1/13/2012
             | 
            
                0.00 / 0.00%
             |             
            
                18.50
             |           
            
                19.40
             |               
            
                18.00
             |                           
            
                18.60
             | 
            
                18.60
             |                     
            
                2.66
             |                                 
            
                2,610
             |  
            
                 
             |                                                              
             
    
         
    
    
 |