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                    Closing price on 2/15/2007
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        |           
                
                    | Open | 29.00 |  
                    | High | 31.10 |  
                    | Low | 29.00 |  
                    | Volume | 12,700 |  
                    | Split-adjusted Price | 31.10 |  
                
             | 
 |  SCC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 2/15/2007 | +2.60 / +9.12% | 29.00 | 31.10 | 29.00 | 31.10 | 31.10 | 31.10 | 12,700 |   |  
            | 2/14/2007 | +1.00 / +3.64% | 28.00 | 29.00 | 28.00 | 28.50 | 28.38 | 28.50 | 19,900 |   |  			
            | 2/13/2007 | -0.10 / -0.36% | 27.60 | 28.20 | 27.50 | 27.50 | 27.70 | 27.50 | 11,100 |   |  
            | 2/12/2007 | 0.00 / 0.00% | 27.00 | 28.00 | 26.80 | 27.60 | 27.50 | 27.60 | 2,800 |   |  			
            | 2/9/2007 | -1.10 / -3.91% | 27.00 | 27.00 | 27.00 | 27.00 | 27.00 | 27.00 | 4,000 |   |  
            | 2/8/2007 | -0.30 / -1.06% | 28.20 | 28.20 | 28.10 | 28.10 | 28.15 | 28.10 | 1,500 |   |  			
            | 2/7/2007 | -0.50 / -1.73% | 28.60 | 29.00 | 28.00 | 28.40 | 28.10 | 28.40 | 3,400 |   |  
            | 2/6/2007 | -0.10 / -0.34% | 28.90 | 29.00 | 28.50 | 28.90 | 28.83 | 28.90 | 10,100 |   |  			
            | 2/5/2007 | 0.00 / 0.00% | 29.10 | 29.50 | 28.00 | 29.00 | 28.90 | 29.00 | 11,600 |   |  
            | 2/2/2007 | -0.50 / -1.72% | 29.00 | 31.10 | 28.50 | 28.50 | 28.50 | 28.50 | 17,100 |   |  			
            | 2/1/2007 | +1.60 / +5.84% | 27.60 | 29.80 | 27.60 | 29.00 | 28.50 | 29.00 | 17,800 |   |  
            | 1/31/2007 | +1.50 / +5.79% | 26.40 | 27.60 | 26.00 | 27.40 | 26.85 | 27.40 | 18,400 |   |  			
            | 1/30/2007 | +0.90 / +3.60% | 25.90 | 26.50 | 25.90 | 25.90 | 26.05 | 25.90 | 2,600 |   |  
            | 1/29/2007 | 0.00 / 0.00% | 25.60 | 26.00 | 25.00 | 25.00 | 25.90 | 25.00 | 500 |   |  			
            | 1/26/2007 | -0.20 / -0.76% | 26.00 | 26.00 | 26.00 | 26.00 | 26.00 | 26.00 | 1,000 |   |  
            | 1/25/2007 | +0.20 / +0.77% | 26.00 | 26.20 | 25.90 | 26.20 | 26.00 | 26.20 | 2,100 |   |  			
            | 1/24/2007 | -0.50 / -1.89% | 26.00 | 26.00 | 26.00 | 26.00 | 26.00 | 26.00 | 1,000 |   |  
            | 1/23/2007 | -0.50 / -1.85% | 26.90 | 27.10 | 26.50 | 26.50 | 26.75 | 26.50 | 6,000 |   |  			
            | 1/22/2007 | 0.00 / 0.00% | 27.10 | 27.50 | 26.00 | 27.00 | 26.50 | 27.00 | 19,500 |   |  
            | 1/19/2007 | -1.00 / -3.57% | 27.40 | 27.50 | 27.00 | 27.00 | 27.00 | 27.00 | 7,700 |   |  			
            | 1/18/2007 | 0.00 / 0.00% | 28.40 | 29.00 | 27.80 | 28.00 | 28.30 | 28.00 | 3,000 |   |  
            | 1/17/2007 | +1.40 / +5.26% | 27.00 | 29.20 | 27.00 | 28.00 | 28.00 | 28.00 | 18,900 |   |  			
            | 1/16/2007 | +1.60 / +6.40% | 25.00 | 27.30 | 25.00 | 26.60 | 25.98 | 26.60 | 14,800 |   |  
            | 1/15/2007 | 0.00 / 0.00% | 23.70 | 26.00 | 21.40 | 25.00 | 24.03 | 25.00 | 20,900 |   |  			
            | 1/12/2007 | -1.50 / -6.12% | 23.70 | 24.10 | 23.00 | 23.00 | 23.00 | 23.00 | 2,500 |   |  
            | 1/11/2007 | -0.50 / -2.00% | 24.10 | 25.00 | 22.50 | 24.50 | 23.00 | 24.50 | 3,000 |   |  			
            | 1/10/2007 | 0.00 / 0.00% | 25.00 | 25.00 | 25.00 | 25.00 | 25.00 | 25.00 | 0 |   |  
            | 1/9/2007 | 0.00 / 0.00% | 25.00 | 25.00 | 25.00 | 25.00 | 25.00 | 25.00 | 0 |   |  			
            | 1/8/2007 | 0.00 / 0.00% | 25.00 | 25.00 | 25.00 | 25.00 | 25.00 | 25.00 | 0 |   |  
            | 1/5/2007 | 0.00 / 0.00% | 25.00 | 25.00 | 25.00 | 25.00 | 25.00 | 25.00 | 1,500 |   |  |