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                    Closing price on 4/25/2013
                 |  |  
    
        |           
                
                    | Open | 16.50 |  
                    | High | 16.70 |  
                    | Low | 16.10 |  
                    | Volume | 38,500 |  
                    | Split-adjusted Price | 1.92 |  
                
             | 
 |  SD5 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/25/2013 | -0.10 / -0.60% | 16.50 | 16.70 | 16.10 | 16.70 | 16.70 | 1.92 | 38,500 |   |  
            | 4/24/2013 | 0.00 / 0.00% | 17.10 | 17.10 | 15.30 | 16.80 | 16.80 | 1.93 | 92,700 |   |  			
            | 4/23/2013 | -0.30 / -1.75% | 17.30 | 17.60 | 16.70 | 16.80 | 16.80 | 1.93 | 42,400 |   |  
            | 4/22/2013 | -1.90 / -10.00% | 18.50 | 19.20 | 16.90 | 17.10 | 17.10 | 1.96 | 23,800 |   |  			
            | 4/18/2013 | -0.50 / -2.56% | 18.40 | 19.00 | 17.70 | 19.00 | 19.00 | 2.18 | 36,928 |   |  
            | 4/17/2013 | +1.00 / +5.41% | 18.60 | 20.30 | 18.30 | 19.50 | 19.50 | 2.24 | 340,100 |   |  			
            | 4/16/2013 | +1.40 / +8.19% | 16.90 | 18.50 | 16.90 | 18.50 | 18.50 | 2.12 | 152,600 |   |  
            | 4/15/2013 | +0.20 / +1.18% | 16.90 | 17.30 | 16.80 | 17.10 | 17.10 | 1.96 | 104,300 |   |  			
            | 4/12/2013 | -0.80 / -4.52% | 17.00 | 17.20 | 16.80 | 16.90 | 16.90 | 1.94 | 128,300 |   |  
            | 4/11/2013 | +1.20 / +7.27% | 16.60 | 17.80 | 16.60 | 17.70 | 17.70 | 2.03 | 67,300 |   |  			
            | 4/10/2013 | -0.20 / -1.20% | 16.60 | 16.70 | 16.40 | 16.50 | 16.50 | 1.89 | 234,100 |   |  
            | 4/9/2013 | +0.60 / +3.73% | 16.10 | 16.70 | 16.10 | 16.70 | 16.70 | 1.92 | 66,900 |   |  			
            | 4/8/2013 | +1.00 / +6.62% | 15.90 | 16.10 | 15.80 | 16.10 | 16.10 | 1.85 | 113,500 |   |  
            | 4/5/2013 | +0.10 / +0.67% | 14.80 | 15.60 | 14.70 | 15.10 | 15.10 | 1.73 | 61,700 |   |  			
            | 4/4/2013 | -0.60 / -3.85% | 15.50 | 15.60 | 14.30 | 15.00 | 15.00 | 1.72 | 94,000 |   |  
            | 4/3/2013 | -0.60 / -3.70% | 16.20 | 16.20 | 15.60 | 15.60 | 15.60 | 1.79 | 114,900 |   |  			
            | 4/2/2013 | +0.10 / +0.62% | 16.20 | 16.80 | 16.00 | 16.20 | 16.20 | 1.86 | 55,500 |   |  
            | 4/1/2013 | +0.50 / +3.21% | 16.00 | 16.40 | 15.70 | 16.10 | 16.10 | 1.85 | 242,900 |   |  			
            | 3/29/2013 | 0.00 / 0.00% | 15.90 | 16.00 | 15.60 | 15.60 | 15.60 | 1.79 | 103,300 |   |  
            | 3/28/2013 | -0.10 / -0.64% | 15.70 | 16.00 | 15.60 | 15.60 | 15.60 | 1.79 | 63,000 |   |  			
            | 3/27/2013 | +0.10 / +0.64% | 15.70 | 15.70 | 15.50 | 15.70 | 15.70 | 1.80 | 18,400 |   |  
            | 3/26/2013 | -0.70 / -4.29% | 16.30 | 16.70 | 15.60 | 15.60 | 15.60 | 1.79 | 35,100 |   |  			
            | 3/25/2013 | +1.30 / +8.67% | 14.90 | 16.30 | 14.90 | 16.30 | 16.30 | 1.87 | 290,800 |   |  
            | 3/22/2013 | +0.30 / +2.04% | 15.00 | 15.30 | 14.60 | 15.00 | 15.00 | 1.72 | 81,200 |   |  			
            | 3/21/2013 | -0.20 / -1.34% | 14.60 | 14.70 | 14.60 | 14.70 | 14.70 | 1.69 | 17,000 |   |  
            | 3/20/2013 | -0.10 / -0.67% | 14.50 | 14.90 | 14.50 | 14.90 | 14.90 | 1.71 | 12,900 |   |  			
            | 3/19/2013 | +0.40 / +2.74% | 14.20 | 15.00 | 14.00 | 15.00 | 15.00 | 1.72 | 40,200 |   |  
            | 3/18/2013 | -0.20 / -1.35% | 14.90 | 14.90 | 14.30 | 14.60 | 14.60 | 1.68 | 39,500 |   |  			
            | 3/15/2013 | +0.70 / +4.96% | 14.50 | 14.80 | 14.20 | 14.80 | 14.80 | 1.70 | 38,000 |   |  
            | 3/14/2013 | +0.50 / +3.68% | 13.70 | 14.10 | 13.70 | 14.10 | 14.10 | 1.62 | 50,800 |   |  |