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            | 
                    Closing price on 12/22/2011
                 |  |  
    
        |           
                
                    | Open | 3.50 |  
                    | High | 3.60 |  
                    | Low | 3.50 |  
                    | Volume | 22,330 |  
                    | Split-adjusted Price | 3.50 |  
                
             | 
 |  SBS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/22/2011 | -0.10 / -2.78% | 3.50 | 3.60 | 3.50 | 3.50 | 3.50 | 3.50 | 22,330 |   |  
            | 12/21/2011 | -0.10 / -2.70% | 3.60 | 3.70 | 3.60 | 3.60 | 3.60 | 3.60 | 52,800 |   |  			
            | 12/20/2011 | -0.10 / -2.63% | 3.70 | 3.80 | 3.70 | 3.70 | 3.70 | 3.70 | 7,850 |   |  
            | 12/19/2011 | 0.00 / 0.00% | 3.80 | 3.90 | 3.80 | 3.80 | 3.80 | 3.80 | 17,850 |   |  			
            | 12/16/2011 | +0.10 / +2.63% | 3.90 | 3.90 | 3.80 | 3.90 | 3.88 | 3.90 | 9,621,626 |   |  
            | 12/15/2011 | 0.00 / 0.00% | 3.80 | 3.80 | 3.70 | 3.80 | 3.70 | 3.80 | 34,530 |   |  			
            | 12/14/2011 | -0.10 / -2.56% | 3.90 | 4.00 | 3.80 | 3.80 | 3.80 | 3.80 | 56,760 |   |  
            | 12/13/2011 | -0.10 / -2.50% | 4.00 | 4.00 | 3.90 | 3.90 | 3.90 | 3.90 | 884,400 |   |  			
            | 12/12/2011 | -0.10 / -2.44% | 4.10 | 4.20 | 4.00 | 4.00 | 4.10 | 4.00 | 39,910 |   |  
            | 12/9/2011 | -0.10 / -2.33% | 4.30 | 4.30 | 4.10 | 4.20 | 4.30 | 4.20 | 52,950 |   |  			
            | 12/8/2011 | +0.10 / +2.38% | 4.20 | 4.30 | 4.20 | 4.30 | 4.30 | 4.30 | 15,720 |   |  
            | 12/7/2011 | -0.10 / -2.33% | 4.10 | 4.30 | 4.10 | 4.20 | 4.20 | 4.20 | 99,770 |   |  			
            | 12/6/2011 | -0.20 / -4.44% | 4.60 | 4.60 | 4.30 | 4.30 | 4.40 | 4.30 | 95,870 |   |  
            | 12/5/2011 | +0.20 / +4.65% | 4.40 | 4.50 | 4.40 | 4.50 | 4.50 | 4.50 | 119,990 |   |  			
            | 12/2/2011 | +0.10 / +2.38% | 4.30 | 4.40 | 4.30 | 4.30 | 4.33 | 4.30 | 37,390 |   |  
            | 12/1/2011 | 0.00 / 0.00% | 4.30 | 4.40 | 4.20 | 4.20 | 4.20 | 4.20 | 24,510 |   |  			
            | 11/30/2011 | -0.20 / -4.55% | 4.30 | 4.40 | 4.20 | 4.20 | 4.30 | 4.20 | 45,770 |   |  
            | 11/29/2011 | -0.10 / -2.22% | 4.50 | 4.60 | 4.30 | 4.40 | 4.40 | 4.40 | 74,650 |   |  			
            | 11/28/2011 | +0.20 / +4.65% | 4.30 | 4.50 | 4.30 | 4.50 | 4.50 | 4.50 | 86,370 |   |  
            | 11/25/2011 | -0.10 / -2.27% | 4.30 | 4.40 | 4.30 | 4.30 | 4.33 | 4.30 | 37,910 |   |  			
            | 11/24/2011 | -0.20 / -4.35% | 4.60 | 4.70 | 4.40 | 4.40 | 4.50 | 4.40 | 226,460 |   |  
            | 11/23/2011 | +0.20 / +4.55% | 4.50 | 4.60 | 4.50 | 4.60 | 4.60 | 4.60 | 98,540 |   |  			
            | 11/22/2011 | -0.20 / -4.35% | 4.80 | 4.80 | 4.40 | 4.40 | 4.60 | 4.40 | 335,990 |   |  
            | 11/21/2011 | +0.20 / +4.55% | 4.60 | 4.60 | 4.60 | 4.60 | 4.60 | 4.60 | 31,760 |   |  			
            | 11/18/2011 | +0.20 / +4.76% | 4.40 | 4.40 | 4.30 | 4.40 | 4.38 | 4.40 | 206,410 |   |  
            | 11/17/2011 | +0.20 / +5.00% | 4.20 | 4.20 | 4.10 | 4.20 | 4.20 | 4.20 | 509,100 |   |  			
            | 11/16/2011 | +0.10 / +2.56% | 4.00 | 4.00 | 4.00 | 4.00 | 4.00 | 4.00 | 509,740 |   |  
            | 11/15/2011 | -0.20 / -4.88% | 4.00 | 4.00 | 3.90 | 3.90 | 3.90 | 3.90 | 185,870 |   |  			
            | 11/14/2011 | -0.20 / -4.65% | 4.20 | 4.30 | 4.10 | 4.10 | 4.10 | 4.10 | 651,880 |   |  
            | 11/11/2011 | -0.20 / -4.44% | 4.30 | 4.30 | 4.30 | 4.30 | 4.30 | 4.30 | 29,140 |   |  |