| 
    
        
            | 
                    Closing price on 5/10/2013
                 |  |  
    
        |           
                
                    | Open | 20.90 |  
                    | High | 21.50 |  
                    | Low | 20.90 |  
                    | Volume | 5,670 |  
                    | Split-adjusted Price | 16.80 |  
                
             | 
 |  BBC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/10/2013 | +0.40 / +1.90% | 20.90 | 21.50 | 20.90 | 21.50 | 21.50 | 16.80 | 5,670 |   |  
            | 5/9/2013 | +0.10 / +0.48% | 21.00 | 21.10 | 21.00 | 21.10 | 21.10 | 16.49 | 130 |   |  			
            | 5/8/2013 | +0.50 / +2.44% | 20.50 | 21.50 | 20.50 | 21.00 | 21.00 | 16.41 | 46,660 |   |  
            | 5/7/2013 | 0.00 / 0.00% | 19.70 | 20.50 | 19.60 | 20.50 | 20.50 | 16.02 | 25,360 |   |  			
            | 5/6/2013 | 0.00 / 0.00% | 20.30 | 20.50 | 20.30 | 20.50 | 20.50 | 16.02 | 22,840 |   |  
            | 5/3/2013 | 0.00 / 0.00% | 20.00 | 20.50 | 20.00 | 20.50 | 20.50 | 16.02 | 30,700 |   |  			
            | 5/2/2013 | +0.70 / +3.54% | 19.80 | 20.50 | 19.80 | 20.50 | 20.50 | 16.02 | 22,990 |   |  
            | 4/26/2013 | -0.30 / -1.49% | 19.20 | 20.20 | 19.20 | 19.80 | 19.80 | 15.47 | 31,870 |   |  			
            | 4/25/2013 | 0.00 / 0.00% | 20.50 | 20.50 | 19.90 | 20.10 | 20.10 | 15.71 | 23,360 |   |  
            | 4/24/2013 | +0.70 / +3.61% | 19.80 | 20.10 | 19.70 | 20.10 | 20.10 | 15.71 | 33,720 |   |  			
            | 4/23/2013 | +0.30 / +1.57% | 19.20 | 20.00 | 19.20 | 19.40 | 19.40 | 15.16 | 22,880 |   |  
            | 4/22/2013 | -0.50 / -2.55% | 20.50 | 20.50 | 18.30 | 19.10 | 19.10 | 14.92 | 6,130 |   |  			
            | 4/18/2013 | -0.10 / -0.51% | 19.80 | 19.80 | 19.00 | 19.60 | 19.60 | 15.31 | 2,560 |   |  
            | 4/17/2013 | +1.20 / +6.49% | 18.80 | 19.70 | 18.80 | 19.70 | 19.70 | 15.39 | 28,910 |   |  			
            | 4/16/2013 | -0.40 / -2.12% | 19.00 | 19.50 | 18.50 | 18.50 | 18.50 | 14.46 | 43,050 |   |  
            | 4/15/2013 | +0.20 / +1.07% | 19.00 | 19.50 | 18.90 | 18.90 | 18.90 | 14.77 | 95,040 |   |  			
            | 4/12/2013 | -0.40 / -2.09% | 19.20 | 19.80 | 18.20 | 18.70 | 18.70 | 14.61 | 71,380 |   |  
            | 4/11/2013 | +0.20 / +1.06% | 19.00 | 19.70 | 18.90 | 19.10 | 19.10 | 14.92 | 22,610 |   |  			
            | 4/10/2013 | -1.30 / -6.44% | 20.80 | 20.80 | 18.90 | 18.90 | 18.90 | 14.77 | 63,980 |   |  
            | 4/9/2013 | +1.30 / +6.88% | 19.20 | 20.20 | 18.90 | 20.20 | 20.20 | 15.78 | 176,650 |   |  			
            | 4/8/2013 | 0.00 / 0.00% | 20.20 | 20.20 | 18.90 | 18.90 | 18.90 | 14.77 | 127,810 |   |  
            | 4/5/2013 | -0.90 / -4.55% | 19.50 | 20.50 | 18.90 | 18.90 | 18.90 | 14.77 | 58,570 |   |  			
            | 4/4/2013 | -1.20 / -5.71% | 20.60 | 21.50 | 19.80 | 19.80 | 19.80 | 15.47 | 45,790 |   |  
            | 4/3/2013 | -1.00 / -4.55% | 21.30 | 22.00 | 21.00 | 21.00 | 21.00 | 16.41 | 22,650 |   |  			
            | 4/2/2013 | -0.50 / -2.22% | 22.00 | 22.00 | 21.50 | 22.00 | 22.00 | 17.19 | 30,120 |   |  
            | 4/1/2013 | +0.70 / +3.21% | 21.60 | 22.50 | 21.00 | 22.50 | 22.50 | 17.58 | 17,370 |   |  			
            | 3/29/2013 | -0.20 / -0.91% | 22.80 | 22.80 | 20.50 | 21.80 | 21.80 | 17.03 | 5,450 |   |  
            | 3/28/2013 | 0.00 / 0.00% | 22.80 | 23.10 | 22.00 | 22.00 | 22.00 | 17.19 | 90,000 |   |  			
            | 3/27/2013 | +1.40 / +6.80% | 21.00 | 22.00 | 21.00 | 22.00 | 22.00 | 17.19 | 114,710 |   |  
            | 3/26/2013 | +0.10 / +0.49% | 20.20 | 21.40 | 20.20 | 20.60 | 20.60 | 16.10 | 52,880 |   |  |