| 
			 
				
					
						
    
        
            | 
                 
                    Closing price on 3/13/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    36.60 | 
                 
                
                    | High | 
                    36.60 | 
                 
                
                    | Low | 
                    35.80 | 
                     
                
                    | Volume | 
                    199,640 | 
                                 
                
                    | Split-adjusted Price | 
                    11.49 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PGS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/13/2014
             | 
            
                +0.20 / +0.55%
             |             
            
                36.60
             |           
            
                36.60
             |               
            
                35.80
             |                           
            
                36.30
             | 
            
                36.14
             |                     
            
                11.49
             |                                 
            
                199,640
             |            
            
                 
             |                                       
         
    
        
            | 
                3/12/2014
             | 
            
                -0.50 / -1.37%
             |             
            
                37.20
             |           
            
                37.20
             |               
            
                36.10
             |                           
            
                36.10
             | 
            
                36.44
             |                     
            
                11.43
             |                                 
            
                690,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/11/2014
             | 
            
                +0.50 / +1.39%
             |             
            
                36.10
             |           
            
                36.90
             |               
            
                35.90
             |                           
            
                36.60
             | 
            
                36.35
             |                     
            
                11.59
             |                                 
            
                435,190
             |            
            
                 
             |                                       
         
    
        
            | 
                3/10/2014
             | 
            
                -0.10 / -0.28%
             |             
            
                36.20
             |           
            
                36.20
             |               
            
                35.80
             |                           
            
                36.10
             | 
            
                35.96
             |                     
            
                11.43
             |                                 
            
                459,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/7/2014
             | 
            
                +0.40 / +1.12%
             |             
            
                35.70
             |           
            
                36.60
             |               
            
                35.40
             |                           
            
                36.20
             | 
            
                35.95
             |                     
            
                11.46
             |                                 
            
                443,410
             |            
            
                 
             |                                       
         
    
        
            | 
                3/6/2014
             | 
            
                -0.60 / -1.65%
             |             
            
                36.40
             |           
            
                36.40
             |               
            
                35.60
             |                           
            
                35.80
             | 
            
                35.83
             |                     
            
                11.34
             |                                 
            
                1,060,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/5/2014
             | 
            
                -0.40 / -1.09%
             |             
            
                37.50
             |           
            
                37.70
             |               
            
                36.20
             |                           
            
                36.40
             | 
            
                36.57
             |                     
            
                11.53
             |                                 
            
                749,750
             |            
            
                 
             |                                       
         
    
        
            | 
                3/4/2014
             | 
            
                -0.20 / -0.54%
             |             
            
                36.00
             |           
            
                37.00
             |               
            
                36.00
             |                           
            
                36.80
             | 
            
                36.49
             |                     
            
                11.65
             |                                 
            
                226,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/3/2014
             | 
            
                -1.30 / -3.39%
             |             
            
                37.50
             |           
            
                38.50
             |               
            
                36.80
             |                           
            
                37.00
             | 
            
                37.45
             |                     
            
                11.72
             |                                 
            
                359,540
             |            
            
                 
             |                                       
         
    
        
            | 
                2/28/2014
             | 
            
                -0.10 / -0.26%
             |             
            
                39.00
             |           
            
                39.00
             |               
            
                37.90
             |                           
            
                38.30
             | 
            
                38.27
             |                     
            
                12.13
             |                                 
            
                271,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/27/2014
             | 
            
                -1.10 / -2.78%
             |             
            
                39.50
             |           
            
                39.80
             |               
            
                38.40
             |                           
            
                38.40
             | 
            
                39.00
             |                     
            
                12.16
             |                                 
            
                434,400
             |            
            
                 
             |                                       
         
    
        
            | 
                2/26/2014
             | 
            
                +0.30 / +0.77%
             |             
            
                39.70
             |           
            
                40.00
             |               
            
                38.80
             |                           
            
                39.50
             | 
            
                39.37
             |                     
            
                12.51
             |                                 
            
                531,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/25/2014
             | 
            
                +0.10 / +0.26%
             |             
            
                38.80
             |           
            
                39.90
             |               
            
                38.80
             |                           
            
                39.20
             | 
            
                39.44
             |                     
            
                12.41
             |                                 
            
                438,600
             |            
            
                 
             |                                       
         
    
        
            | 
                2/24/2014
             | 
            
                +0.50 / +1.30%
             |             
            
                39.00
             |           
            
                39.50
             |               
            
                38.60
             |                           
            
                39.10
             | 
            
                39.09
             |                     
            
                12.38
             |                                 
            
                489,101
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/21/2014
             | 
            
                -0.40 / -1.03%
             |             
            
                39.00
             |           
            
                39.50
             |               
            
                37.90
             |                           
            
                38.60
             | 
            
                38.65
             |                     
            
                12.22
             |                                 
            
                603,800
             |            
            
                 
             |                                       
         
    
        
            | 
                2/20/2014
             | 
            
                -1.90 / -4.65%
             |             
            
                41.20
             |           
            
                41.20
             |               
            
                38.00
             |                           
            
                39.00
             | 
            
                39.81
             |                     
            
                12.35
             |                                 
            
                1,263,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/19/2014
             | 
            
                +0.90 / +2.25%
             |             
            
                40.00
             |           
            
                41.30
             |               
            
                39.90
             |                           
            
                40.90
             | 
            
                40.62
             |                     
            
                12.95
             |                                 
            
                797,100
             |            
            
                 
             |                                       
         
    
        
            | 
                2/18/2014
             | 
            
                +1.90 / +4.99%
             |             
            
                38.10
             |           
            
                40.30
             |               
            
                38.10
             |                           
            
                40.00
             | 
            
                39.61
             |                     
            
                12.66
             |                                 
            
                878,147
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/17/2014
             | 
            
                +0.90 / +2.42%
             |             
            
                37.20
             |           
            
                38.50
             |               
            
                36.70
             |                           
            
                38.10
             | 
            
                37.64
             |                     
            
                12.06
             |                                 
            
                719,930
             |            
            
                 
             |                                       
         
    
        
            | 
                2/14/2014
             | 
            
                +0.60 / +1.64%
             |             
            
                36.60
             |           
            
                37.50
             |               
            
                36.60
             |                           
            
                37.20
             | 
            
                37.04
             |                     
            
                11.78
             |                                 
            
                632,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/13/2014
             | 
            
                +0.40 / +1.10%
             |             
            
                36.20
             |           
            
                36.70
             |               
            
                36.00
             |                           
            
                36.60
             | 
            
                36.37
             |                     
            
                11.59
             |                                 
            
                531,430
             |            
            
                 
             |                                       
         
    
        
            | 
                2/12/2014
             | 
            
                0.00 / 0.00%
             |             
            
                36.30
             |           
            
                36.60
             |               
            
                36.00
             |                           
            
                36.20
             | 
            
                36.21
             |                     
            
                11.46
             |                                 
            
                407,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/11/2014
             | 
            
                +0.10 / +0.28%
             |             
            
                36.30
             |           
            
                37.00
             |               
            
                36.10
             |                           
            
                36.20
             | 
            
                36.67
             |                     
            
                11.46
             |                                 
            
                748,500
             |            
            
                 
             |                                       
         
    
        
            | 
                2/10/2014
             | 
            
                -0.10 / -0.28%
             |             
            
                36.20
             |           
            
                36.20
             |               
            
                35.40
             |                           
            
                36.10
             | 
            
                35.80
             |                     
            
                11.43
             |                                 
            
                603,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/7/2014
             | 
            
                -1.80 / -4.74%
             |             
            
                37.80
             |           
            
                38.00
             |               
            
                35.80
             |                           
            
                36.20
             | 
            
                36.44
             |                     
            
                11.46
             |                                 
            
                1,801,939
             |            
            
                 
             |                                       
         
    
        
            | 
                2/6/2014
             | 
            
                +2.00 / +5.56%
             |             
            
                36.00
             |           
            
                38.00
             |               
            
                36.00
             |                           
            
                38.00
             | 
            
                37.37
             |                     
            
                12.03
             |                                 
            
                333,611
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/27/2014
             | 
            
                +1.40 / +4.05%
             |             
            
                34.20
             |           
            
                36.00
             |               
            
                34.00
             |                           
            
                36.00
             | 
            
                35.10
             |                     
            
                11.40
             |                                 
            
                400,710
             |            
            
                 
             |                                       
         
    
        
            | 
                1/24/2014
             | 
            
                0.00 / 0.00%
             |             
            
                34.60
             |           
            
                34.90
             |               
            
                34.10
             |                           
            
                34.60
             | 
            
                34.59
             |                     
            
                10.96
             |                                 
            
                307,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/23/2014
             | 
            
                0.00 / 0.00%
             |             
            
                34.00
             |           
            
                35.30
             |               
            
                34.00
             |                           
            
                34.60
             | 
            
                34.66
             |                     
            
                10.96
             |                                 
            
                383,700
             |            
            
                 
             |                                       
         
    
        
            | 
                1/22/2014
             | 
            
                -0.30 / -0.86%
             |             
            
                35.40
             |           
            
                36.00
             |               
            
                34.40
             |                           
            
                34.60
             | 
            
                35.18
             |                     
            
                10.96
             |                                 
            
                953,700
             |  
            
                 
             |                                                              
             
    
         
    
    
 | 
					 
				  | 
			 
				 | 
			 
		  | 
	 
 
		     | 
		    
			    
	
		
			
				 | 
			 
				 | 
			 
				
					
						| 
 Market Update 
        
            
                Last updated at 3:10:02 PM
                                                                
            
            
            
            
        
        
     
 
 | 
					 
				  | 
			 
				 | 
			 
		  | 
	 
   
		     |