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                    Closing price on 1/10/2014
                 
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                    | Open | 
                    30.50 | 
                 
                
                    | High | 
                    31.50 | 
                 
                
                    | Low | 
                    30.50 | 
                     
                
                    | Volume | 
                    726,400 | 
                                 
                
                    | Split-adjusted Price | 
                    9.78 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PGS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/10/2014
             | 
            
                +0.30 / +0.98%
             |             
            
                30.50
             |           
            
                31.50
             |               
            
                30.50
             |                           
            
                30.90
             | 
            
                31.01
             |                     
            
                9.78
             |                                 
            
                726,400
             |            
            
                 
             |                                       
         
    
        
            | 
                1/9/2014
             | 
            
                +0.30 / +0.99%
             |             
            
                30.30
             |           
            
                30.60
             |               
            
                30.10
             |                           
            
                30.60
             | 
            
                30.38
             |                     
            
                9.69
             |                                 
            
                448,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/8/2014
             | 
            
                +0.50 / +1.68%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                29.60
             |                           
            
                30.30
             | 
            
                29.98
             |                     
            
                9.59
             |                                 
            
                533,570
             |            
            
                 
             |                                       
         
    
        
            | 
                1/7/2014
             | 
            
                +0.30 / +1.02%
             |             
            
                30.00
             |           
            
                30.70
             |               
            
                29.70
             |                           
            
                29.80
             | 
            
                30.12
             |                     
            
                9.44
             |                                 
            
                1,285,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/6/2014
             | 
            
                +1.20 / +4.24%
             |             
            
                28.30
             |           
            
                29.50
             |               
            
                28.30
             |                           
            
                29.50
             | 
            
                29.14
             |                     
            
                9.34
             |                                 
            
                400,440
             |            
            
                 
             |                                       
         
    
        
            | 
                1/3/2014
             | 
            
                +0.30 / +1.07%
             |             
            
                28.30
             |           
            
                28.30
             |               
            
                28.00
             |                           
            
                28.30
             | 
            
                28.16
             |                     
            
                8.96
             |                                 
            
                101,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/2/2014
             | 
            
                -0.40 / -1.41%
             |             
            
                28.50
             |           
            
                28.50
             |               
            
                28.00
             |                           
            
                28.00
             | 
            
                28.07
             |                     
            
                8.87
             |                                 
            
                300,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/31/2013
             | 
            
                +0.60 / +2.16%
             |             
            
                27.80
             |           
            
                28.40
             |               
            
                27.70
             |                           
            
                28.40
             | 
            
                27.96
             |                     
            
                8.99
             |                                 
            
                145,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/30/2013
             | 
            
                -0.50 / -1.77%
             |             
            
                28.30
             |           
            
                28.30
             |               
            
                27.70
             |                           
            
                27.80
             | 
            
                28.00
             |                     
            
                8.80
             |                                 
            
                343,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/27/2013
             | 
            
                -0.20 / -0.70%
             |             
            
                28.50
             |           
            
                28.60
             |               
            
                28.30
             |                           
            
                28.30
             | 
            
                28.43
             |                     
            
                8.96
             |                                 
            
                241,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/26/2013
             | 
            
                -0.10 / -0.35%
             |             
            
                28.60
             |           
            
                28.70
             |               
            
                28.50
             |                           
            
                28.50
             | 
            
                28.59
             |                     
            
                9.02
             |                                 
            
                180,450
             |            
            
                 
             |                                       
         
    
        
            | 
                12/25/2013
             | 
            
                -0.10 / -0.35%
             |             
            
                28.70
             |           
            
                28.70
             |               
            
                28.50
             |                           
            
                28.60
             | 
            
                28.59
             |                     
            
                9.06
             |                                 
            
                220,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/24/2013
             | 
            
                -0.10 / -0.35%
             |             
            
                28.90
             |           
            
                29.00
             |               
            
                28.70
             |                           
            
                28.70
             | 
            
                28.79
             |                     
            
                9.09
             |                                 
            
                347,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/23/2013
             | 
            
                -0.20 / -0.69%
             |             
            
                29.00
             |           
            
                29.10
             |               
            
                28.80
             |                           
            
                28.80
             | 
            
                28.93
             |                     
            
                9.12
             |                                 
            
                242,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/20/2013
             | 
            
                -0.30 / -1.02%
             |             
            
                29.30
             |           
            
                29.60
             |               
            
                28.90
             |                           
            
                29.00
             | 
            
                29.16
             |                     
            
                9.18
             |                                 
            
                348,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                29.50
             |           
            
                29.70
             |               
            
                29.30
             |                           
            
                29.30
             | 
            
                29.46
             |                     
            
                9.28
             |                                 
            
                389,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/18/2013
             | 
            
                +0.30 / +1.03%
             |             
            
                29.00
             |           
            
                29.30
             |               
            
                28.80
             |                           
            
                29.30
             | 
            
                29.04
             |                     
            
                9.28
             |                                 
            
                257,300
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2013
             | 
            
                +0.60 / +2.11%
             |             
            
                28.50
             |           
            
                29.10
             |               
            
                28.50
             |                           
            
                29.00
             | 
            
                28.87
             |                     
            
                9.18
             |                                 
            
                407,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2013
             | 
            
                +0.10 / +0.35%
             |             
            
                28.30
             |           
            
                28.40
             |               
            
                28.20
             |                           
            
                28.40
             | 
            
                28.32
             |                     
            
                8.99
             |                                 
            
                239,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2013
             | 
            
                +0.10 / +0.35%
             |             
            
                28.10
             |           
            
                28.50
             |               
            
                28.10
             |                           
            
                28.30
             | 
            
                28.27
             |                     
            
                8.96
             |                                 
            
                204,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/12/2013
             | 
            
                +0.20 / +0.71%
             |             
            
                28.00
             |           
            
                28.40
             |               
            
                27.70
             |                           
            
                28.20
             | 
            
                27.99
             |                     
            
                8.93
             |                                 
            
                430,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/11/2013
             | 
            
                -0.50 / -1.75%
             |             
            
                28.60
             |           
            
                28.60
             |               
            
                28.00
             |                           
            
                28.00
             | 
            
                28.19
             |                     
            
                8.87
             |                                 
            
                723,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2013
             | 
            
                -0.20 / -0.70%
             |             
            
                28.70
             |           
            
                28.70
             |               
            
                28.40
             |                           
            
                28.50
             | 
            
                28.52
             |                     
            
                9.02
             |                                 
            
                238,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2013
             | 
            
                +0.50 / +1.77%
             |             
            
                28.30
             |           
            
                29.00
             |               
            
                28.20
             |                           
            
                28.70
             | 
            
                28.62
             |                     
            
                9.09
             |                                 
            
                337,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2013
             | 
            
                +0.10 / +0.36%
             |             
            
                28.10
             |           
            
                28.40
             |               
            
                28.00
             |                           
            
                28.20
             | 
            
                28.19
             |                     
            
                8.93
             |                                 
            
                218,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/5/2013
             | 
            
                -0.30 / -1.06%
             |             
            
                28.20
             |           
            
                28.40
             |               
            
                28.00
             |                           
            
                28.10
             | 
            
                28.13
             |                     
            
                8.90
             |                                 
            
                385,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/4/2013
             | 
            
                +0.30 / +1.07%
             |             
            
                28.10
             |           
            
                28.60
             |               
            
                28.10
             |                           
            
                28.40
             | 
            
                28.36
             |                     
            
                8.99
             |                                 
            
                679,740
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2013
             | 
            
                -0.10 / -0.35%
             |             
            
                28.30
             |           
            
                28.30
             |               
            
                27.90
             |                           
            
                28.10
             | 
            
                28.10
             |                     
            
                8.90
             |                                 
            
                525,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2013
             | 
            
                +1.20 / +4.44%
             |             
            
                27.00
             |           
            
                28.40
             |               
            
                27.00
             |                           
            
                28.20
             | 
            
                28.07
             |                     
            
                8.93
             |                                 
            
                948,450
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2013
             | 
            
                +0.50 / +1.89%
             |             
            
                26.60
             |           
            
                27.30
             |               
            
                26.50
             |                           
            
                27.00
             | 
            
                26.91
             |                     
            
                8.55
             |                                 
            
                666,000
             |  
            
                 
             |                                                              
             
    
         
    
    
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						| 
 Market Update 
        
            
                Last updated at 3:10:02 PM
                                                                
            
            
            
            
        
        
     
 
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