| 
                 
                    Closing price on 1/30/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    2.60 | 
                 
                
                    | High | 
                    2.60 | 
                 
                
                    | Low | 
                    2.60 | 
                     
                
                    | Volume | 
                    0 | 
                                 
                
                    | Split-adjusted Price | 
                    2.60 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SDP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/30/2018
             | 
            
                0.00 / 0.00%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.60
             |                     
            
                2.60
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/29/2018
             | 
            
                -0.10 / -3.70%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.60
             |                     
            
                2.60
             |                                 
            
                8,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/26/2018
             | 
            
                +0.10 / +3.85%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.60
             |                           
            
                2.70
             | 
            
                2.60
             |                     
            
                2.70
             |                                 
            
                9,200
             |            
            
                 
             |                                       
         
    
        
            | 
                1/25/2018
             | 
            
                -0.10 / -3.70%
             |             
            
                2.70
             |           
            
                2.70
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.62
             |                     
            
                2.60
             |                                 
            
                6,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/24/2018
             | 
            
                -0.10 / -3.57%
             |             
            
                2.70
             |           
            
                2.70
             |               
            
                2.70
             |                           
            
                2.70
             | 
            
                2.70
             |                     
            
                2.70
             |                                 
            
                21,800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/23/2018
             | 
            
                +0.10 / +3.70%
             |             
            
                2.70
             |           
            
                2.90
             |               
            
                2.70
             |                           
            
                2.80
             | 
            
                2.75
             |                     
            
                2.80
             |                                 
            
                63,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/22/2018
             | 
            
                +0.10 / +3.85%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.50
             |                           
            
                2.70
             | 
            
                2.56
             |                     
            
                2.70
             |                                 
            
                26,750
             |            
            
                 
             |                                       
         
    
        
            | 
                1/19/2018
             | 
            
                -0.10 / -3.70%
             |             
            
                2.70
             |           
            
                2.70
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.66
             |                     
            
                2.60
             |                                 
            
                78,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/18/2018
             | 
            
                -0.10 / -3.57%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.70
             |                           
            
                2.70
             | 
            
                2.71
             |                     
            
                2.70
             |                                 
            
                10,208
             |            
            
                 
             |                                       
         
    
        
            | 
                1/17/2018
             | 
            
                +0.10 / +3.70%
             |             
            
                2.70
             |           
            
                2.80
             |               
            
                2.70
             |                           
            
                2.80
             | 
            
                2.71
             |                     
            
                2.80
             |                                 
            
                51,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/16/2018
             | 
            
                -0.10 / -3.57%
             |             
            
                2.70
             |           
            
                2.70
             |               
            
                2.60
             |                           
            
                2.70
             | 
            
                2.65
             |                     
            
                2.70
             |                                 
            
                56,200
             |            
            
                 
             |                                       
         
    
        
            | 
                1/15/2018
             | 
            
                -0.10 / -3.45%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.80
             |                     
            
                2.80
             |                                 
            
                48,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/12/2018
             | 
            
                +0.10 / +3.57%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.80
             |                           
            
                2.90
             | 
            
                2.84
             |                     
            
                2.90
             |                                 
            
                86,700
             |            
            
                 
             |                                       
         
    
        
            | 
                1/11/2018
             | 
            
                -0.20 / -6.67%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.90
             |                     
            
                2.80
             |                                 
            
                26,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/10/2018
             | 
            
                0.00 / 0.00%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                3.00
             | 
            
                2.87
             |                     
            
                3.00
             |                                 
            
                48,300
             |            
            
                 
             |                                       
         
    
        
            | 
                1/9/2018
             | 
            
                -0.10 / -3.23%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                3.00
             | 
            
                2.82
             |                     
            
                3.00
             |                                 
            
                66,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/8/2018
             | 
            
                +0.10 / +3.33%
             |             
            
                3.00
             |           
            
                3.10
             |               
            
                3.00
             |                           
            
                3.10
             | 
            
                3.00
             |                     
            
                3.10
             |                                 
            
                7,314
             |            
            
                 
             |                                       
         
    
        
            | 
                1/5/2018
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                10,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/4/2018
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.10
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.04
             |                     
            
                3.00
             |                                 
            
                5,200
             |            
            
                 
             |                                       
         
    
        
            | 
                1/3/2018
             | 
            
                -0.10 / -3.23%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                19,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/2/2018
             | 
            
                -0.20 / -6.06%
             |             
            
                3.20
             |           
            
                3.20
             |               
            
                3.10
             |                           
            
                3.10
             | 
            
                3.12
             |                     
            
                3.10
             |                                 
            
                28,300
             |            
            
                 
             |                                       
         
    
        
            | 
                12/29/2017
             | 
            
                +0.20 / +6.45%
             |             
            
                2.90
             |           
            
                3.30
             |               
            
                2.90
             |                           
            
                3.30
             | 
            
                3.10
             |                     
            
                3.30
             |                                 
            
                12,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/28/2017
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.10
             |               
            
                2.80
             |                           
            
                3.10
             | 
            
                3.04
             |                     
            
                3.10
             |                                 
            
                23,000
             |            
            
                 
             |                                       
         
    
        
            | 
                12/27/2017
             | 
            
                0.00 / 0.00%
             |             
            
                3.10
             |           
            
                3.10
             |               
            
                3.00
             |                           
            
                3.10
             | 
            
                3.03
             |                     
            
                3.10
             |                                 
            
                16,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/26/2017
             | 
            
                +0.10 / +3.33%
             |             
            
                3.10
             |           
            
                3.10
             |               
            
                3.10
             |                           
            
                3.10
             | 
            
                3.10
             |                     
            
                3.10
             |                                 
            
                6,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/25/2017
             | 
            
                -0.10 / -3.23%
             |             
            
                3.10
             |           
            
                3.10
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.04
             |                     
            
                3.00
             |                                 
            
                13,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/22/2017
             | 
            
                +0.20 / +6.90%
             |             
            
                3.00
             |           
            
                3.10
             |               
            
                2.90
             |                           
            
                3.10
             | 
            
                3.02
             |                     
            
                3.10
             |                                 
            
                52,740
             |            
            
                 
             |                                       
         
    
        
            | 
                12/21/2017
             | 
            
                -0.10 / -3.33%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.90
             |                           
            
                2.90
             | 
            
                2.96
             |                     
            
                2.90
             |                                 
            
                10,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/20/2017
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                2.90
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                15,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/19/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                3.00
             | 
            
                2.91
             |                     
            
                3.00
             |                                 
            
                19,700
             |  
            
                 
             |                                                              
             
    
         
    
    
 |