| 
                 
                    Closing price on 9/9/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    5.50 | 
                 
                
                    | High | 
                    5.70 | 
                 
                
                    | Low | 
                    5.20 | 
                     
                
                    | Volume | 
                    147,300 | 
                                 
                
                    | Split-adjusted Price | 
                    2.96 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
APG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/9/2011
             | 
            
                +0.20 / +3.85%
             |             
            
                5.50
             |           
            
                5.70
             |               
            
                5.20
             |                           
            
                5.40
             | 
            
                5.49
             |                     
            
                2.96
             |                                 
            
                147,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/8/2011
             | 
            
                0.00 / 0.00%
             |             
            
                5.50
             |           
            
                5.50
             |               
            
                5.10
             |                           
            
                5.20
             | 
            
                5.37
             |                     
            
                2.85
             |                                 
            
                95,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/7/2011
             | 
            
                +0.40 / +8.33%
             |             
            
                5.20
             |           
            
                5.30
             |               
            
                4.80
             |                           
            
                5.20
             | 
            
                5.17
             |                     
            
                2.85
             |                                 
            
                102,400
             |            
            
                 
             |                                       
         
    
        
            | 
                9/6/2011
             | 
            
                -0.10 / -2.04%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                4.70
             |                           
            
                4.80
             | 
            
                5.04
             |                     
            
                2.63
             |                                 
            
                73,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/5/2011
             | 
            
                +0.10 / +2.08%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.70
             |                           
            
                4.90
             | 
            
                4.94
             |                     
            
                2.68
             |                                 
            
                101,200
             |            
            
                 
             |                                       
         
    
        
            | 
                9/1/2011
             | 
            
                +0.40 / +9.09%
             |             
            
                4.50
             |           
            
                4.80
             |               
            
                4.50
             |                           
            
                4.80
             | 
            
                4.73
             |                     
            
                2.63
             |                                 
            
                213,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/31/2011
             | 
            
                -0.20 / -4.35%
             |             
            
                4.50
             |           
            
                4.70
             |               
            
                4.40
             |                           
            
                4.40
             | 
            
                4.50
             |                     
            
                2.41
             |                                 
            
                89,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2011
             | 
            
                +0.20 / +4.55%
             |             
            
                4.80
             |           
            
                4.90
             |               
            
                4.50
             |                           
            
                4.60
             | 
            
                4.68
             |                     
            
                2.52
             |                                 
            
                90,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2011
             | 
            
                -0.10 / -2.22%
             |             
            
                4.50
             |           
            
                4.70
             |               
            
                4.20
             |                           
            
                4.40
             | 
            
                4.61
             |                     
            
                2.41
             |                                 
            
                43,300
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2011
             | 
            
                +0.30 / +7.14%
             |             
            
                4.60
             |           
            
                4.60
             |               
            
                4.10
             |                           
            
                4.50
             | 
            
                4.41
             |                     
            
                2.46
             |                                 
            
                94,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/25/2011
             | 
            
                0.00 / 0.00%
             |             
            
                4.60
             |           
            
                4.60
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.38
             |                     
            
                2.30
             |                                 
            
                67,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2011
             | 
            
                0.00 / 0.00%
             |             
            
                4.40
             |           
            
                4.60
             |               
            
                4.10
             |                           
            
                4.20
             | 
            
                4.33
             |                     
            
                2.30
             |                                 
            
                86,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2011
             | 
            
                -0.10 / -2.33%
             |             
            
                4.50
             |           
            
                4.50
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.26
             |                     
            
                2.30
             |                                 
            
                70,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2011
             | 
            
                +0.20 / +4.88%
             |             
            
                4.30
             |           
            
                4.40
             |               
            
                4.00
             |                           
            
                4.30
             | 
            
                4.33
             |                     
            
                2.35
             |                                 
            
                66,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2011
             | 
            
                -0.10 / -2.38%
             |             
            
                4.30
             |           
            
                4.40
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.19
             |                     
            
                2.24
             |                                 
            
                69,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/18/2011
             | 
            
                0.00 / 0.00%
             |             
            
                4.30
             |           
            
                4.30
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.21
             |                     
            
                2.30
             |                                 
            
                48,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2011
             | 
            
                0.00 / 0.00%
             |             
            
                4.30
             |           
            
                4.30
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.16
             |                     
            
                2.30
             |                                 
            
                34,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2011
             | 
            
                +0.20 / +5.00%
             |             
            
                4.40
             |           
            
                4.60
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.27
             |                     
            
                2.30
             |                                 
            
                43,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2011
             | 
            
                0.00 / 0.00%
             |             
            
                4.40
             |           
            
                4.40
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.27
             |                     
            
                2.19
             |                                 
            
                31,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/12/2011
             | 
            
                0.00 / 0.00%
             |             
            
                4.40
             |           
            
                4.40
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.24
             |                     
            
                2.19
             |                                 
            
                31,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/11/2011
             | 
            
                0.00 / 0.00%
             |             
            
                4.30
             |           
            
                4.30
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.20
             |                     
            
                2.19
             |                                 
            
                29,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2011
             | 
            
                +0.20 / +5.26%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.07
             |                     
            
                2.19
             |                                 
            
                31,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2011
             | 
            
                -0.30 / -7.32%
             |             
            
                4.00
             |           
            
                4.20
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.93
             |                     
            
                2.08
             |                                 
            
                68,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2011
             | 
            
                0.00 / 0.00%
             |             
            
                4.10
             |           
            
                4.20
             |               
            
                3.90
             |                           
            
                4.10
             | 
            
                4.02
             |                     
            
                2.24
             |                                 
            
                39,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/5/2011
             | 
            
                +0.10 / +2.50%
             |             
            
                3.90
             |           
            
                4.10
             |               
            
                3.90
             |                           
            
                4.10
             | 
            
                4.00
             |                     
            
                2.24
             |                                 
            
                50,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2011
             | 
            
                +0.10 / +2.56%
             |             
            
                4.30
             |           
            
                4.40
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.05
             |                     
            
                2.19
             |                                 
            
                45,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2011
             | 
            
                +0.10 / +2.63%
             |             
            
                4.30
             |           
            
                4.30
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                4.24
             |                     
            
                2.13
             |                                 
            
                4,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2011
             | 
            
                -0.20 / -5.00%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                4.07
             |                     
            
                2.08
             |                                 
            
                9,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2011
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.19
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/29/2011
             | 
            
                +0.10 / +2.56%
             |             
            
                4.40
             |           
            
                4.40
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.30
             |                     
            
                2.19
             |                                 
            
                13,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |