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                    Closing price on 3/26/2013
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                    | Open | 45.00 |  
                    | High | 45.90 |  
                    | Low | 45.00 |  
                    | Volume | 7,400 |  
                    | Split-adjusted Price | 6.52 |  
                
             | 
 |  QTC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/26/2013 | -0.10 / -0.22% | 45.00 | 45.90 | 45.00 | 45.90 | 45.90 | 6.52 | 7,400 |   |  
            | 3/25/2013 | -1.00 / -2.13% | 47.00 | 47.00 | 45.00 | 46.00 | 46.00 | 6.53 | 13,500 |   |  			
            | 3/22/2013 | +1.90 / +4.21% | 45.50 | 48.00 | 45.00 | 47.00 | 47.00 | 6.67 | 15,700 |   |  
            | 3/21/2013 | +3.90 / +9.47% | 42.50 | 45.10 | 42.00 | 45.10 | 45.10 | 6.40 | 36,600 |   |  			
            | 3/20/2013 | +1.90 / +4.83% | 40.50 | 41.20 | 39.30 | 41.20 | 41.20 | 5.85 | 31,100 |   |  
            | 3/19/2013 | +0.30 / +0.77% | 39.00 | 39.50 | 38.00 | 39.30 | 39.30 | 5.58 | 4,900 |   |  			
            | 3/18/2013 | -0.60 / -1.52% | 40.00 | 40.00 | 39.00 | 39.00 | 39.00 | 5.54 | 8,700 |   |  
            | 3/15/2013 | -0.40 / -1.00% | 39.50 | 39.60 | 39.00 | 39.60 | 39.60 | 5.62 | 2,400 |   |  			
            | 3/14/2013 | 0.00 / 0.00% | 40.00 | 40.00 | 40.00 | 40.00 | 40.00 | 5.68 | 7,600 |   |  
            | 3/13/2013 | 0.00 / 0.00% | 40.20 | 42.00 | 40.00 | 40.00 | 40.00 | 5.68 | 4,400 |   |  			
            | 3/12/2013 | +1.50 / +3.90% | 39.00 | 40.30 | 39.00 | 40.00 | 40.00 | 5.68 | 16,900 |   |  
            | 3/11/2013 | +2.50 / +6.94% | 36.50 | 39.20 | 36.50 | 38.50 | 38.50 | 5.47 | 1,400 |   |  			
            | 3/8/2013 | +1.30 / +3.75% | 34.70 | 36.00 | 34.70 | 36.00 | 36.00 | 5.11 | 5,200 |   |  
            | 3/7/2013 | +0.10 / +0.29% | 34.60 | 34.70 | 34.20 | 34.70 | 34.70 | 4.93 | 4,300 |   |  			
            | 3/6/2013 | +0.10 / +0.29% | 34.60 | 34.60 | 34.60 | 34.60 | 34.60 | 4.91 | 1,500 |   |  
            | 3/5/2013 | -0.10 / -0.29% | 34.70 | 34.70 | 34.40 | 34.50 | 34.50 | 4.90 | 3,400 |   |  			
            | 3/4/2013 | +0.10 / +0.29% | 35.00 | 35.00 | 34.50 | 34.60 | 34.60 | 4.91 | 3,400 |   |  
            | 3/1/2013 | +0.20 / +0.58% | 34.50 | 34.50 | 34.00 | 34.50 | 34.50 | 4.90 | 1,800 |   |  			
            | 2/28/2013 | +0.80 / +2.39% | 33.50 | 34.30 | 33.50 | 34.30 | 34.30 | 4.87 | 6,900 |   |  
            | 2/27/2013 | +1.50 / +4.69% | 32.80 | 33.50 | 32.00 | 33.50 | 33.50 | 4.76 | 4,900 |   |  			
            | 2/26/2013 | +0.20 / +0.63% | 32.50 | 32.50 | 32.00 | 32.00 | 32.00 | 4.54 | 13,500 |   |  
            | 2/25/2013 | +1.50 / +4.95% | 31.00 | 33.20 | 31.00 | 31.80 | 31.80 | 4.52 | 6,800 |   |  			
            | 2/22/2013 | -0.50 / -1.62% | 32.00 | 32.00 | 30.30 | 30.30 | 30.30 | 4.30 | 3,900 |   |  
            | 2/21/2013 | +0.70 / +2.33% | 30.30 | 31.50 | 30.30 | 30.80 | 30.80 | 4.37 | 3,300 |   |  			
            | 2/20/2013 | -0.90 / -2.90% | 30.10 | 30.10 | 30.10 | 30.10 | 30.10 | 4.27 | 3,000 |   |  
            | 2/19/2013 | +0.90 / +2.99% | 30.90 | 31.00 | 30.90 | 31.00 | 31.00 | 4.40 | 1,200 |   |  			
            | 2/18/2013 | -0.90 / -2.90% | 31.00 | 33.00 | 30.10 | 30.10 | 30.10 | 4.27 | 7,300 |   |  
            | 2/8/2013 | 0.00 / 0.00% | 31.00 | 31.00 | 30.00 | 31.00 | 31.00 | 4.40 | 10,100 |   |  			
            | 2/7/2013 | +1.00 / +3.33% | 29.90 | 31.00 | 29.90 | 31.00 | 31.00 | 4.40 | 7,500 |   |  
            | 2/6/2013 | 0.00 / 0.00% | 30.00 | 30.00 | 29.50 | 30.00 | 30.00 | 4.26 | 600 |   |  |