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                    Closing price on 7/27/2010
                 |  |  
    
        |           
                
                    | Open | 27.30 |  
                    | High | 27.50 |  
                    | Low | 26.80 |  
                    | Volume | 546,770 |  
                    | Split-adjusted Price | 24.25 |  
                
             | 
 |  NTB Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/27/2010 | -0.50 / -1.83% | 27.30 | 27.50 | 26.80 | 26.80 | 27.10 | 24.25 | 546,770 |   |  
            | 7/26/2010 | -0.50 / -1.80% | 27.50 | 28.20 | 27.30 | 27.30 | 27.40 | 24.71 | 305,330 |   |  			
            | 7/23/2010 | -0.30 / -1.08% | 28.00 | 28.10 | 27.60 | 27.60 | 28.00 | 24.98 | 519,320 |   |  
            | 7/22/2010 | -0.60 / -2.11% | 28.50 | 28.50 | 27.90 | 27.90 | 28.00 | 25.25 | 701,290 |   |  			
            | 7/21/2010 | +0.30 / +1.06% | 28.20 | 29.20 | 28.20 | 28.50 | 28.60 | 25.79 | 991,450 |   |  
            | 7/20/2010 | -0.60 / -2.08% | 28.80 | 28.80 | 28.20 | 28.20 | 28.40 | 25.52 | 465,910 |   |  			
            | 7/19/2010 | -0.60 / -2.04% | 29.30 | 29.30 | 28.80 | 28.80 | 28.90 | 26.06 | 440,720 |   |  
            | 7/16/2010 | +0.10 / +0.35% | 28.90 | 30.30 | 28.50 | 29.00 | 28.50 | 26.24 | 2,107,800 |   |  			
            | 7/15/2010 | +0.90 / +3.21% | 28.10 | 29.00 | 27.80 | 28.90 | 28.50 | 26.15 | 1,341,830 |   |  
            | 7/14/2010 | -0.80 / -2.78% | 28.80 | 29.00 | 28.00 | 28.00 | 28.40 | 25.34 | 517,620 |   |  			
            | 7/13/2010 | +0.30 / +1.05% | 28.70 | 29.30 | 28.40 | 28.80 | 28.80 | 26.06 | 446,730 |   |  
            | 7/12/2010 | +0.10 / +0.35% | 28.50 | 28.70 | 28.30 | 28.50 | 28.50 | 25.79 | 398,230 |   |  			
            | 7/9/2010 | +1.30 / +4.78% | 27.50 | 28.50 | 27.40 | 28.50 | 27.50 | 25.79 | 1,331,340 |   |  
            | 7/8/2010 | +0.30 / +1.12% | 28.00 | 28.00 | 27.00 | 27.20 | 27.50 | 24.62 | 742,610 |   |  			
            | 7/7/2010 | 0.00 / 0.00% | 27.00 | 27.60 | 26.90 | 26.90 | 27.10 | 24.34 | 618,360 |   |  
            | 7/6/2010 | -0.70 / -2.54% | 27.40 | 27.50 | 26.70 | 26.90 | 27.00 | 24.34 | 727,580 |   |  			
            | 7/5/2010 | -0.40 / -1.43% | 28.00 | 28.20 | 27.50 | 27.60 | 27.80 | 24.98 | 469,270 |   |  
            | 7/2/2010 | 0.00 / 0.00% | 28.20 | 28.40 | 27.90 | 28.00 | 28.10 | 25.34 | 457,550 |   |  			
            | 7/1/2010 | -0.50 / -1.75% | 28.50 | 28.70 | 27.80 | 28.00 | 28.10 | 25.34 | 892,200 |   |  
            | 6/30/2010 | -0.60 / -2.06% | 28.30 | 28.70 | 28.30 | 28.50 | 28.50 | 25.79 | 544,170 |   |  			
            | 6/29/2010 | -0.40 / -1.36% | 29.90 | 29.90 | 29.00 | 29.10 | 29.30 | 26.33 | 467,660 |   |  
            | 6/28/2010 | +0.10 / +0.34% | 29.30 | 30.00 | 29.20 | 29.50 | 29.50 | 26.70 | 305,060 |   |  			
            | 6/25/2010 | -1.00 / -3.33% | 29.90 | 30.00 | 28.90 | 29.00 | 29.45 | 26.24 | 604,220 |   |  
            | 6/24/2010 | -0.50 / -1.64% | 30.80 | 30.80 | 29.80 | 30.00 | 30.30 | 27.15 | 737,460 |   |  			
            | 6/23/2010 | 0.00 / 0.00% | 30.00 | 31.00 | 30.00 | 30.50 | 30.60 | 27.60 | 606,650 |   |  
            | 6/22/2010 | -1.00 / -3.17% | 31.20 | 31.40 | 30.50 | 30.50 | 30.80 | 27.60 | 979,630 |   |  			
            | 6/21/2010 | -1.30 / -3.96% | 31.70 | 32.00 | 31.50 | 31.50 | 31.50 | 28.51 | 487,530 |   |  
            | 6/18/2010 | 0.00 / 0.00% | 32.80 | 32.80 | 32.80 | 32.80 | 32.80 | 29.68 | 390,290 |   |  			
            | 6/17/2010 | +0.40 / +1.23% | 32.00 | 33.60 | 32.00 | 32.80 | 32.90 | 29.68 | 1,224,710 |   |  
            | 6/16/2010 | +1.50 / +4.85% | 31.00 | 32.40 | 30.80 | 32.40 | 31.90 | 29.32 | 3,068,110 |   |  |