| 
                 
                    Closing price on 4/11/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    27.80 | 
                 
                
                    | High | 
                    27.90 | 
                 
                
                    | Low | 
                    27.00 | 
                     
                
                    | Volume | 
                    246,010 | 
                                 
                
                    | Split-adjusted Price | 
                    8.04 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
GMD Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/11/2012
             | 
            
                +0.90 / +3.33%
             |             
            
                27.80
             |           
            
                27.90
             |               
            
                27.00
             |                           
            
                27.90
             | 
            
                27.90
             |                     
            
                8.04
             |                                 
            
                246,010
             |            
            
                 
             |                                       
         
    
        
            | 
                4/10/2012
             | 
            
                +0.40 / +1.50%
             |             
            
                26.90
             |           
            
                27.90
             |               
            
                26.60
             |                           
            
                27.00
             | 
            
                27.00
             |                     
            
                7.78
             |                                 
            
                408,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/9/2012
             | 
            
                +0.70 / +2.70%
             |             
            
                26.20
             |           
            
                26.80
             |               
            
                25.90
             |                           
            
                26.60
             | 
            
                26.60
             |                     
            
                7.67
             |                                 
            
                258,980
             |            
            
                 
             |                                       
         
    
        
            | 
                4/6/2012
             | 
            
                +0.40 / +1.57%
             |             
            
                25.80
             |           
            
                26.10
             |               
            
                25.60
             |                           
            
                25.90
             | 
            
                25.90
             |                     
            
                7.46
             |                                 
            
                176,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/5/2012
             | 
            
                +0.20 / +0.79%
             |             
            
                25.30
             |           
            
                25.70
             |               
            
                25.10
             |                           
            
                25.50
             | 
            
                25.50
             |                     
            
                7.35
             |                                 
            
                80,510
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2012
             | 
            
                +0.10 / +0.40%
             |             
            
                25.50
             |           
            
                25.50
             |               
            
                25.20
             |                           
            
                25.30
             | 
            
                25.30
             |                     
            
                7.29
             |                                 
            
                124,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/3/2012
             | 
            
                +0.20 / +0.80%
             |             
            
                25.00
             |           
            
                25.60
             |               
            
                25.00
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                7.26
             |                                 
            
                231,930
             |            
            
                 
             |                                       
         
    
        
            | 
                3/30/2012
             | 
            
                0.00 / 0.00%
             |             
            
                24.70
             |           
            
                25.20
             |               
            
                24.70
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                7.03
             |                                 
            
                334,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/29/2012
             | 
            
                0.00 / 0.00%
             |             
            
                26.00
             |           
            
                26.00
             |               
            
                25.00
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                7.03
             |                                 
            
                223,340
             |            
            
                 
             |                                       
         
    
        
            | 
                3/28/2012
             | 
            
                +1.00 / +4.17%
             |             
            
                24.00
             |           
            
                25.20
             |               
            
                23.90
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                7.03
             |                                 
            
                246,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/27/2012
             | 
            
                -1.20 / -4.76%
             |             
            
                25.00
             |           
            
                25.70
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                6.75
             |                                 
            
                313,820
             |            
            
                 
             |                                       
         
    
        
            | 
                3/26/2012
             | 
            
                +0.20 / +0.80%
             |             
            
                24.70
             |           
            
                26.20
             |               
            
                24.70
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                7.09
             |                                 
            
                461,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/23/2012
             | 
            
                0.00 / 0.00%
             |             
            
                25.10
             |           
            
                25.10
             |               
            
                24.80
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                7.03
             |                                 
            
                278,060
             |            
            
                 
             |                                       
         
    
        
            | 
                3/22/2012
             | 
            
                +0.10 / +0.40%
             |             
            
                25.00
             |           
            
                25.00
             |               
            
                24.50
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                7.03
             |                                 
            
                244,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/21/2012
             | 
            
                +0.20 / +0.81%
             |             
            
                25.40
             |           
            
                25.60
             |               
            
                24.90
             |                           
            
                24.90
             | 
            
                24.90
             |                     
            
                7.00
             |                                 
            
                286,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/20/2012
             | 
            
                +0.60 / +2.49%
             |             
            
                24.10
             |           
            
                25.30
             |               
            
                23.90
             |                           
            
                24.70
             | 
            
                24.70
             |                     
            
                6.95
             |                                 
            
                355,990
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/19/2012
             | 
            
                -0.50 / -2.03%
             |             
            
                23.50
             |           
            
                24.60
             |               
            
                23.50
             |                           
            
                24.10
             | 
            
                24.10
             |                     
            
                6.78
             |                                 
            
                234,150
             |            
            
                 
             |                                       
         
    
        
            | 
                3/16/2012
             | 
            
                -1.20 / -4.65%
             |             
            
                26.00
             |           
            
                26.00
             |               
            
                24.60
             |                           
            
                24.60
             | 
            
                24.60
             |                     
            
                6.92
             |                                 
            
                521,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/15/2012
             | 
            
                +0.80 / +3.20%
             |             
            
                24.50
             |           
            
                26.00
             |               
            
                24.20
             |                           
            
                25.80
             | 
            
                25.80
             |                     
            
                7.26
             |                                 
            
                877,090
             |            
            
                 
             |                                       
         
    
        
            | 
                3/14/2012
             | 
            
                -0.20 / -0.79%
             |             
            
                25.80
             |           
            
                25.80
             |               
            
                24.60
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                7.03
             |                                 
            
                608,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/13/2012
             | 
            
                +1.20 / +5.00%
             |             
            
                25.20
             |           
            
                25.20
             |               
            
                25.20
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                7.09
             |                                 
            
                930,160
             |            
            
                 
             |                                       
         
    
        
            | 
                3/12/2012
             | 
            
                +1.10 / +4.80%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                6.75
             |                                 
            
                748,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/9/2012
             | 
            
                +1.00 / +4.57%
             |             
            
                22.00
             |           
            
                22.90
             |               
            
                22.00
             |                           
            
                22.90
             | 
            
                22.90
             |                     
            
                6.44
             |                                 
            
                497,900
             |            
            
                 
             |                                       
         
    
        
            | 
                3/8/2012
             | 
            
                -0.90 / -3.95%
             |             
            
                22.80
             |           
            
                22.90
             |               
            
                21.90
             |                           
            
                21.90
             | 
            
                21.90
             |                     
            
                6.16
             |                                 
            
                452,720
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/7/2012
             | 
            
                +0.70 / +3.17%
             |             
            
                22.10
             |           
            
                22.80
             |               
            
                21.30
             |                           
            
                22.80
             | 
            
                22.80
             |                     
            
                6.41
             |                                 
            
                330,490
             |            
            
                 
             |                                       
         
    
        
            | 
                3/6/2012
             | 
            
                -1.10 / -4.74%
             |             
            
                24.30
             |           
            
                24.30
             |               
            
                22.10
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                6.22
             |                                 
            
                823,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/5/2012
             | 
            
                +1.10 / +4.98%
             |             
            
                22.90
             |           
            
                23.20
             |               
            
                22.80
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                6.53
             |                                 
            
                948,820
             |            
            
                 
             |                                       
         
    
        
            | 
                3/2/2012
             | 
            
                0.00 / 0.00%
             |             
            
                22.00
             |           
            
                22.80
             |               
            
                22.00
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                6.22
             |                                 
            
                453,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/1/2012
             | 
            
                +0.20 / +0.91%
             |             
            
                22.80
             |           
            
                22.90
             |               
            
                22.00
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                6.22
             |                                 
            
                313,980
             |            
            
                 
             |                                       
         
    
        
            | 
                2/29/2012
             | 
            
                +1.00 / +4.78%
             |             
            
                20.90
             |           
            
                21.90
             |               
            
                20.60
             |                           
            
                21.90
             | 
            
                21.90
             |                     
            
                6.16
             |                                 
            
                410,170
             |  
            
                 
             |                                                              
             
    
         
    
    
 |