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            | 
                    Closing price on 10/25/2011
                 |  |  
    
        |           
                
                    | Open | 5.70 |  
                    | High | 5.80 |  
                    | Low | 5.60 |  
                    | Volume | 344,650 |  
                    | Split-adjusted Price | 5.07 |  
                
             | 
 |  NTB Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/25/2011 | -0.20 / -3.45% | 5.70 | 5.80 | 5.60 | 5.60 | 5.70 | 5.07 | 344,650 |   |  
            | 10/24/2011 | -0.20 / -3.33% | 6.30 | 6.30 | 5.80 | 5.80 | 5.90 | 5.25 | 668,930 |   |  			
            | 10/21/2011 | +0.20 / +3.39% | 5.90 | 6.10 | 5.80 | 6.10 | 6.00 | 5.52 | 310,980 |   |  
            | 10/20/2011 | -0.10 / -1.67% | 6.00 | 6.20 | 5.90 | 5.90 | 6.00 | 5.34 | 210,810 |   |  			
            | 10/19/2011 | -0.20 / -3.23% | 6.30 | 6.40 | 6.00 | 6.00 | 6.10 | 5.43 | 219,850 |   |  
            | 10/18/2011 | -0.30 / -4.62% | 6.50 | 6.50 | 6.20 | 6.20 | 6.20 | 5.61 | 555,130 |   |  			
            | 10/17/2011 | +0.30 / +4.84% | 6.30 | 6.50 | 6.30 | 6.50 | 6.50 | 5.88 | 543,830 |   |  
            | 10/14/2011 | -0.30 / -4.62% | 6.20 | 6.40 | 6.20 | 6.20 | 6.25 | 5.61 | 1,366,580 |   |  			
            | 10/13/2011 | -0.30 / -4.41% | 6.50 | 6.50 | 6.50 | 6.50 | 6.50 | 5.88 | 110,150 |   |  
            | 10/12/2011 | -0.30 / -4.23% | 6.80 | 6.90 | 6.80 | 6.80 | 6.80 | 6.15 | 321,300 |   |  			
            | 10/11/2011 | -0.30 / -4.05% | 7.40 | 7.40 | 7.10 | 7.10 | 7.10 | 6.43 | 1,251,520 |   |  
            | 10/10/2011 | +0.10 / +1.37% | 7.30 | 7.40 | 7.10 | 7.40 | 7.30 | 6.70 | 781,980 |   |  			
            | 10/7/2011 | -0.30 / -3.95% | 7.60 | 7.60 | 7.30 | 7.30 | 7.50 | 6.61 | 338,140 |   |  
            | 10/6/2011 | +0.30 / +4.11% | 7.30 | 7.60 | 7.30 | 7.60 | 7.50 | 6.88 | 184,760 |   |  			
            | 10/5/2011 | +0.20 / +2.82% | 7.20 | 7.40 | 7.10 | 7.30 | 7.20 | 6.61 | 184,070 |   |  
            | 10/4/2011 | -0.30 / -4.05% | 7.20 | 7.40 | 7.10 | 7.10 | 7.20 | 6.43 | 192,730 |   |  			
            | 10/3/2011 | -0.20 / -2.63% | 7.60 | 7.60 | 7.40 | 7.40 | 7.40 | 6.70 | 108,420 |   |  
            | 9/30/2011 | +0.10 / +1.32% | 7.60 | 7.70 | 7.50 | 7.70 | 7.70 | 6.97 | 91,810 |   |  			
            | 9/29/2011 | -0.40 / -5.00% | 8.00 | 8.00 | 7.60 | 7.60 | 7.70 | 6.88 | 286,280 |   |  
            | 9/28/2011 | 0.00 / 0.00% | 8.10 | 8.10 | 7.90 | 8.00 | 8.00 | 7.24 | 88,630 |   |  			
            | 9/27/2011 | 0.00 / 0.00% | 7.80 | 8.10 | 7.70 | 8.00 | 7.90 | 7.24 | 227,460 |   |  
            | 9/26/2011 | -0.50 / -5.88% | 8.30 | 8.30 | 8.00 | 8.00 | 8.00 | 7.24 | 196,640 |   |  			
            | 9/23/2011 | -0.40 / -4.55% | 8.50 | 8.80 | 8.40 | 8.40 | 8.70 | 7.60 | 699,000 |   |  
            | 9/22/2011 | +0.20 / +2.33% | 8.60 | 8.80 | 8.50 | 8.80 | 8.70 | 7.96 | 227,820 |   |  			
            | 9/21/2011 | -0.10 / -1.15% | 8.60 | 8.80 | 8.30 | 8.60 | 8.40 | 7.78 | 911,460 |   |  
            | 9/20/2011 | -0.30 / -3.33% | 9.00 | 9.00 | 8.60 | 8.70 | 8.80 | 7.87 | 732,810 |   |  			
            | 9/19/2011 | +0.30 / +3.45% | 8.70 | 9.00 | 8.60 | 9.00 | 8.80 | 8.14 | 1,190,810 |   |  
            | 9/16/2011 | +0.10 / +1.12% | 9.00 | 9.10 | 8.50 | 9.00 | 8.90 | 8.14 | 929,210 |   |  			
            | 9/15/2011 | -0.40 / -4.30% | 9.00 | 9.20 | 8.90 | 8.90 | 8.90 | 8.05 | 196,650 |   |  
            | 9/14/2011 | -0.10 / -1.06% | 9.50 | 9.50 | 9.00 | 9.30 | 9.10 | 8.42 | 1,618,460 |   |  |