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                    Closing price on 8/12/2011
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                    | Open | 6.90 |  
                    | High | 6.90 |  
                    | Low | 6.90 |  
                    | Volume | 50 |  
                    | Split-adjusted Price | 6.90 |  
                
             | 
 |  SBS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/12/2011 | +0.30 / +4.55% | 6.90 | 6.90 | 6.90 | 6.90 | 6.90 | 6.90 | 50 |   |  
            | 8/11/2011 | -0.30 / -4.35% | 6.70 | 6.70 | 6.60 | 6.60 | 6.60 | 6.60 | 22,130 |   |  			
            | 8/10/2011 | +0.20 / +2.99% | 6.90 | 6.90 | 6.60 | 6.90 | 6.70 | 6.90 | 20,050 |   |  
            | 8/9/2011 | -0.20 / -2.90% | 7.10 | 7.10 | 6.60 | 6.70 | 6.60 | 6.70 | 19,160 |   |  			
            | 8/8/2011 | +0.10 / +1.47% | 7.20 | 7.20 | 6.80 | 6.90 | 6.80 | 6.90 | 53,900 |   |  
            | 8/5/2011 | 0.00 / 0.00% | 7.10 | 7.20 | 6.80 | 7.10 | 7.00 | 7.10 | 18,010 |   |  			
            | 8/4/2011 | +0.20 / +2.90% | 7.00 | 7.20 | 6.80 | 7.10 | 7.00 | 7.10 | 51,730 |   |  
            | 8/3/2011 | -0.30 / -4.17% | 7.00 | 7.00 | 6.90 | 6.90 | 6.90 | 6.90 | 35,480 |   |  			
            | 8/2/2011 | -0.30 / -4.00% | 7.60 | 7.60 | 7.20 | 7.20 | 7.20 | 7.20 | 7,610 |   |  
            | 8/1/2011 | +0.40 / +5.63% | 7.50 | 7.60 | 7.30 | 7.50 | 7.40 | 7.50 | 2,040 |   |  			
            | 7/29/2011 | 0.00 / 0.00% | 7.20 | 7.70 | 7.10 | 7.40 | 7.50 | 7.40 | 10,540 |   |  
            | 7/28/2011 | -0.20 / -2.63% | 7.60 | 7.70 | 7.30 | 7.40 | 7.50 | 7.40 | 18,550 |   |  			
            | 7/27/2011 | -0.20 / -2.56% | 7.90 | 7.90 | 7.50 | 7.60 | 7.60 | 7.60 | 2,780 |   |  
            | 7/26/2011 | 0.00 / 0.00% | 7.90 | 7.90 | 7.80 | 7.80 | 7.80 | 7.80 | 6,760 |   |  			
            | 7/25/2011 | -0.40 / -4.88% | 7.90 | 7.90 | 7.80 | 7.80 | 7.80 | 7.80 | 26,380 |   |  
            | 7/22/2011 | -0.30 / -3.53% | 8.20 | 8.30 | 8.10 | 8.20 | 8.20 | 8.20 | 56,480 |   |  			
            | 7/21/2011 | -0.40 / -4.49% | 8.90 | 8.90 | 8.50 | 8.50 | 8.50 | 8.50 | 115,250 |   |  
            | 7/20/2011 | +0.10 / +1.14% | 8.70 | 8.90 | 8.60 | 8.90 | 8.80 | 8.90 | 3,970 |   |  			
            | 7/19/2011 | -0.10 / -1.12% | 8.60 | 9.20 | 8.60 | 8.80 | 8.70 | 8.80 | 5,720 |   |  
            | 7/18/2011 | +0.20 / +2.30% | 8.80 | 8.90 | 8.80 | 8.90 | 8.80 | 8.90 | 13,060 |   |  			
            | 7/15/2011 | -0.20 / -2.22% | 9.00 | 9.00 | 8.70 | 8.80 | 8.90 | 8.80 | 52,270 |   |  
            | 7/14/2011 | 0.00 / 0.00% | 9.00 | 9.00 | 8.90 | 9.00 | 8.90 | 9.00 | 4,830 |   |  			
            | 7/13/2011 | 0.00 / 0.00% | 9.00 | 9.10 | 8.90 | 9.00 | 9.00 | 9.00 | 4,750 |   |  
            | 7/12/2011 | 0.00 / 0.00% | 8.70 | 9.20 | 8.70 | 9.00 | 9.00 | 9.00 | 50,390 |   |  			
            | 7/11/2011 | +8.10 / +900.00% | 9.40 | 9.40 | 9.00 | 9.00 | 9.00 | 9.00 | 16,620 |   |  
            | 7/8/2011 | +0.10 / +1.10% | 9.30 | 9.40 | 9.20 | 9.20 | 9.28 | 9.20 | 40,510 |   |  			
            | 7/7/2011 | +0.30 / +3.41% | 8.70 | 9.10 | 8.70 | 9.10 | 8.90 | 9.10 | 26,490 |   |  
            | 7/6/2011 | -0.40 / -4.35% | 9.30 | 9.40 | 8.80 | 8.80 | 9.08 | 8.80 | 15,780 |   |  			
            | 7/5/2011 | +0.30 / +3.37% | 8.80 | 9.30 | 8.80 | 9.20 | 9.03 | 9.20 | 30,410 |   |  
            | 7/4/2011 | -0.10 / -1.11% | 9.20 | 9.20 | 8.90 | 8.90 | 9.00 | 8.90 | 30,210 |   |  |