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                    Closing price on 10/8/2012
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                    | Open | 12.10 |  
                    | High | 12.20 |  
                    | Low | 11.80 |  
                    | Volume | 71,400 |  
                    | Split-adjusted Price | 2.57 |  
                
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 |  NBC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/8/2012 | 0.00 / 0.00% | 12.10 | 12.20 | 11.80 | 12.00 | 11.92 | 2.57 | 71,400 |   |  
            | 10/5/2012 | +0.10 / +0.84% | 11.90 | 12.00 | 11.60 | 12.00 | 11.69 | 2.57 | 11,100 |   |  			
            | 10/4/2012 | 0.00 / 0.00% | 11.90 | 11.90 | 11.70 | 11.90 | 11.77 | 2.54 | 50,966 |   |  
            | 10/3/2012 | -0.60 / -4.80% | 12.30 | 12.30 | 11.90 | 11.90 | 11.95 | 2.54 | 18,100 |   |  			
            | 10/2/2012 | +0.20 / +1.63% | 12.40 | 12.50 | 12.20 | 12.50 | 12.40 | 2.67 | 2,200 |   |  
            | 10/1/2012 | 0.00 / 0.00% | 12.50 | 12.80 | 12.20 | 12.30 | 12.26 | 2.63 | 15,700 |   |  			
            | 9/28/2012 | +0.60 / +5.13% | 11.80 | 12.40 | 11.80 | 12.30 | 12.13 | 2.63 | 173,300 |   |  
            | 9/27/2012 | +0.10 / +0.86% | 11.60 | 11.90 | 11.60 | 11.70 | 11.64 | 2.50 | 4,966 |   |  			
            | 9/26/2012 | -0.20 / -1.69% | 11.80 | 11.80 | 11.60 | 11.60 | 11.70 | 2.48 | 6,700 |   |  
            | 9/25/2012 | -0.10 / -0.84% | 11.80 | 11.80 | 11.80 | 11.80 | 11.80 | 2.52 | 100 |   |  			
            | 9/24/2012 | 0.00 / 0.00% | 11.60 | 11.90 | 11.60 | 11.90 | 11.77 | 2.54 | 900 |   |  
            | 9/21/2012 | +0.30 / +2.59% | 11.80 | 11.90 | 11.80 | 11.90 | 11.88 | 2.54 | 2,500 |   |  			
            | 9/20/2012 | -0.30 / -2.52% | 11.80 | 11.80 | 11.60 | 11.60 | 11.66 | 2.48 | 5,766 |   |  
            | 9/19/2012 | 0.00 / 0.00% | 11.90 | 12.00 | 11.90 | 11.90 | 11.92 | 2.54 | 23,300 |   |  			
            | 9/18/2012 | -0.50 / -4.03% | 12.40 | 12.40 | 11.80 | 11.90 | 12.12 | 2.54 | 68,500 |   |  
            | 9/17/2012 | -0.40 / -3.13% | 12.40 | 12.50 | 12.20 | 12.40 | 12.41 | 2.65 | 117,800 |   |  			
            | 9/14/2012 | +0.10 / +0.79% | 13.00 | 13.00 | 12.70 | 12.80 | 12.71 | 2.74 | 104,100 |   |  
            | 9/13/2012 | +0.10 / +0.79% | 12.80 | 12.80 | 12.60 | 12.70 | 12.62 | 2.72 | 26,100 |   |  			
            | 9/12/2012 | 0.00 / 0.00% | 12.60 | 12.60 | 12.60 | 12.60 | 12.60 | 2.69 | 38,300 |   |  
            | 9/11/2012 | 0.00 / 0.00% | 12.50 | 12.70 | 12.50 | 12.60 | 12.53 | 2.69 | 37,700 |   |  			
            | 9/10/2012 | -0.10 / -0.79% | 12.70 | 12.80 | 12.50 | 12.60 | 12.66 | 2.69 | 327,400 |   |  
            | 9/7/2012 | +0.10 / +0.79% | 12.70 | 12.80 | 12.40 | 12.70 | 12.54 | 2.72 | 164,800 |   |  			
            | 9/6/2012 | +0.30 / +2.44% | 12.60 | 13.10 | 12.50 | 12.60 | 12.84 | 2.69 | 41,200 |   |  
            | 9/5/2012 | +0.80 / +6.96% | 11.70 | 12.30 | 11.50 | 12.30 | 11.95 | 2.63 | 78,500 |   |  			
            | 9/4/2012 | +0.10 / +0.88% | 11.50 | 11.50 | 11.40 | 11.50 | 11.42 | 2.46 | 21,700 |   |  
            | 8/31/2012 | +0.30 / +2.70% | 11.10 | 11.40 | 11.10 | 11.40 | 11.13 | 2.44 | 17,500 |   |  			
            | 8/30/2012 | +0.10 / +0.91% | 11.00 | 11.20 | 11.00 | 11.10 | 11.08 | 2.37 | 8,900 |   |  
            | 8/29/2012 | +0.20 / +1.85% | 10.80 | 11.00 | 10.80 | 11.00 | 10.97 | 2.35 | 23,600 |   |  			
            | 8/28/2012 | +0.10 / +0.93% | 10.70 | 10.80 | 10.70 | 10.80 | 10.71 | 2.31 | 1,100 |   |  
            | 8/27/2012 | -0.30 / -2.73% | 10.90 | 10.90 | 10.60 | 10.70 | 10.62 | 2.29 | 2,700 |   |  |