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                    Closing price on 10/10/2012
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        |           
                
                    | Open | 2.50 |  
                    | High | 2.60 |  
                    | Low | 2.50 |  
                    | Volume | 10,200 |  
                    | Split-adjusted Price | 2.60 |  
                
             | 
 |  V15 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/10/2012 | 0.00 / 0.00% | 2.50 | 2.60 | 2.50 | 2.60 | 2.60 | 2.60 | 10,200 |   |  
            | 10/9/2012 | +0.10 / +4.00% | 2.50 | 2.60 | 2.50 | 2.60 | 2.60 | 2.60 | 9,800 |   |  			
            | 10/8/2012 | +0.10 / +4.17% | 2.40 | 2.50 | 2.40 | 2.50 | 2.50 | 2.50 | 17,800 |   |  
            | 10/5/2012 | +0.10 / +4.35% | 2.40 | 2.40 | 2.30 | 2.40 | 2.30 | 2.40 | 2,800 |   |  			
            | 10/4/2012 | -0.10 / -4.17% | 2.40 | 2.40 | 2.30 | 2.30 | 2.30 | 2.30 | 34,900 |   |  
            | 10/3/2012 | -0.10 / -4.00% | 2.40 | 2.50 | 2.40 | 2.40 | 2.40 | 2.40 | 6,600 |   |  			
            | 10/2/2012 | -0.10 / -3.85% | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 8,100 |   |  
            | 10/1/2012 | 0.00 / 0.00% | 2.70 | 2.70 | 2.60 | 2.60 | 2.60 | 2.60 | 1,100 |   |  			
            | 9/28/2012 | -0.10 / -3.70% | 2.70 | 2.70 | 2.60 | 2.60 | 2.70 | 2.60 | 54,100 |   |  
            | 9/27/2012 | -0.10 / -3.57% | 2.90 | 2.90 | 2.70 | 2.70 | 2.70 | 2.70 | 1,200 |   |  			
            | 9/26/2012 | 0.00 / 0.00% | 2.70 | 2.80 | 2.70 | 2.80 | 2.80 | 2.80 | 900 |   |  
            | 9/25/2012 | +0.10 / +3.70% | 2.70 | 2.80 | 2.70 | 2.80 | 2.80 | 2.80 | 500 |   |  			
            | 9/24/2012 | -0.20 / -6.90% | 2.80 | 2.80 | 2.70 | 2.70 | 2.70 | 2.70 | 5,500 |   |  
            | 9/21/2012 | +0.10 / +3.57% | 2.80 | 2.90 | 2.70 | 2.90 | 2.80 | 2.90 | 8,300 |   |  			
            | 9/20/2012 | 0.00 / 0.00% | 2.70 | 2.80 | 2.70 | 2.80 | 2.80 | 2.80 | 11,200 |   |  
            | 9/19/2012 | 0.00 / 0.00% | 2.80 | 2.80 | 2.70 | 2.80 | 2.80 | 2.80 | 15,600 |   |  			
            | 9/18/2012 | -0.10 / -3.45% | 2.90 | 2.90 | 2.70 | 2.80 | 2.80 | 2.80 | 18,100 |   |  
            | 9/17/2012 | +0.10 / +3.57% | 2.90 | 2.90 | 2.80 | 2.90 | 2.90 | 2.90 | 20,200 |   |  			
            | 9/14/2012 | +0.10 / +3.70% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 18,600 |   |  
            | 9/13/2012 | -0.10 / -3.57% | 2.70 | 2.80 | 2.60 | 2.70 | 2.70 | 2.70 | 17,200 |   |  			
            | 9/12/2012 | +0.10 / +3.70% | 2.60 | 2.80 | 2.60 | 2.80 | 2.80 | 2.80 | 28,200 |   |  
            | 9/11/2012 | -0.10 / -3.57% | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 17,700 |   |  			
            | 9/10/2012 | -0.20 / -6.67% | 2.80 | 2.90 | 2.80 | 2.80 | 2.80 | 2.80 | 6,700 |   |  
            | 9/7/2012 | -0.20 / -6.25% | 3.10 | 3.20 | 3.00 | 3.00 | 3.20 | 3.00 | 18,800 |   |  			
            | 9/6/2012 | -0.20 / -5.88% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 1,200 |   |  
            | 9/5/2012 | +0.10 / +3.03% | 3.20 | 3.40 | 3.10 | 3.40 | 3.40 | 3.40 | 12,100 |   |  			
            | 9/4/2012 | 0.00 / 0.00% | 3.50 | 3.50 | 3.10 | 3.30 | 3.30 | 3.30 | 2,500 |   |  
            | 8/31/2012 | -0.20 / -5.71% | 3.50 | 3.50 | 3.30 | 3.30 | 3.50 | 3.30 | 7,200 |   |  			
            | 8/30/2012 | -0.10 / -2.78% | 3.60 | 3.60 | 3.50 | 3.50 | 3.50 | 3.50 | 600 |   |  
            | 8/29/2012 | +0.20 / +5.88% | 3.50 | 3.60 | 3.30 | 3.60 | 3.60 | 3.60 | 15,200 |   |  |