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                    Closing price on 4/24/2012
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                    | Open | 6.60 |  
                    | High | 6.60 |  
                    | Low | 6.30 |  
                    | Volume | 789,200 |  
                    | Split-adjusted Price | 6.30 |  
                
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 |  PV2 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/24/2012 | -0.30 / -4.55% | 6.60 | 6.60 | 6.30 | 6.30 | 6.34 | 6.30 | 789,200 |   |  
            | 4/23/2012 | -0.10 / -1.49% | 6.50 | 6.80 | 6.50 | 6.60 | 6.66 | 6.60 | 258,600 |   |  			
            | 4/20/2012 | -0.20 / -2.90% | 7.30 | 7.30 | 6.60 | 6.70 | 6.82 | 6.70 | 492,300 |   |  
            | 4/19/2012 | +0.40 / +6.15% | 6.90 | 6.90 | 6.90 | 6.90 | 6.90 | 6.90 | 1,746,300 |   |  			
            | 4/18/2012 | +0.50 / +8.33% | 6.20 | 6.50 | 6.10 | 6.50 | 6.43 | 6.50 | 2,116,000 |   |  
            | 4/17/2012 | -0.20 / -3.23% | 6.30 | 6.30 | 6.00 | 6.00 | 6.14 | 6.00 | 271,500 |   |  			
            | 4/16/2012 | +0.30 / +5.08% | 6.00 | 6.20 | 5.80 | 6.20 | 6.14 | 6.20 | 516,400 |   |  
            | 4/13/2012 | -0.10 / -1.67% | 5.90 | 6.00 | 5.80 | 5.90 | 5.90 | 5.90 | 235,300 |   |  			
            | 4/12/2012 | -0.10 / -1.64% | 6.10 | 6.30 | 6.00 | 6.00 | 6.13 | 6.00 | 241,500 |   |  
            | 4/11/2012 | +0.30 / +5.17% | 6.00 | 6.10 | 5.90 | 6.10 | 5.96 | 6.10 | 212,100 |   |  			
            | 4/10/2012 | -0.10 / -1.69% | 6.20 | 6.20 | 5.70 | 5.80 | 5.90 | 5.80 | 181,700 |   |  
            | 4/9/2012 | +0.30 / +5.36% | 5.70 | 5.90 | 5.70 | 5.90 | 5.83 | 5.90 | 210,600 |   |  			
            | 4/6/2012 | -0.20 / -3.45% | 5.70 | 5.90 | 5.60 | 5.60 | 5.73 | 5.60 | 88,700 |   |  
            | 4/5/2012 | 0.00 / 0.00% | 5.70 | 5.80 | 5.60 | 5.80 | 5.68 | 5.80 | 139,300 |   |  			
            | 4/4/2012 | -0.10 / -1.69% | 5.70 | 5.80 | 5.70 | 5.80 | 5.70 | 5.80 | 99,400 |   |  
            | 4/3/2012 | +0.30 / +5.36% | 5.60 | 5.90 | 5.50 | 5.90 | 5.76 | 5.90 | 172,700 |   |  			
            | 3/30/2012 | -0.10 / -1.75% | 5.70 | 5.80 | 5.60 | 5.60 | 5.68 | 5.60 | 343,700 |   |  
            | 3/29/2012 | -0.30 / -5.00% | 6.00 | 6.10 | 5.60 | 5.70 | 5.87 | 5.70 | 453,200 |   |  			
            | 3/28/2012 | +0.10 / +1.69% | 5.70 | 6.10 | 5.60 | 6.00 | 5.89 | 6.00 | 221,100 |   |  
            | 3/27/2012 | -0.40 / -6.35% | 6.20 | 6.40 | 5.90 | 5.90 | 6.01 | 5.90 | 442,100 |   |  			
            | 3/26/2012 | +0.40 / +6.78% | 6.30 | 6.30 | 5.90 | 6.30 | 6.19 | 6.30 | 726,400 |   |  
            | 3/23/2012 | +0.30 / +5.36% | 5.70 | 5.90 | 5.70 | 5.90 | 5.89 | 5.90 | 565,000 |   |  			
            | 3/22/2012 | -0.10 / -1.75% | 5.60 | 5.80 | 5.50 | 5.60 | 5.61 | 5.60 | 187,000 |   |  
            | 3/21/2012 | +0.20 / +3.64% | 5.50 | 5.70 | 5.50 | 5.70 | 5.63 | 5.70 | 543,300 |   |  			
            | 3/20/2012 | +0.20 / +3.77% | 5.40 | 5.50 | 5.40 | 5.50 | 5.42 | 5.50 | 192,600 |   |  
            | 3/19/2012 | -0.20 / -3.64% | 5.60 | 5.60 | 5.30 | 5.30 | 5.40 | 5.30 | 111,600 |   |  			
            | 3/16/2012 | 0.00 / 0.00% | 5.60 | 5.70 | 5.50 | 5.50 | 5.55 | 5.50 | 169,200 |   |  
            | 3/15/2012 | +0.30 / +5.77% | 5.20 | 5.50 | 5.10 | 5.50 | 5.35 | 5.50 | 183,200 |   |  			
            | 3/14/2012 | -0.20 / -3.70% | 5.60 | 5.60 | 5.10 | 5.20 | 5.25 | 5.20 | 66,100 |   |  
            | 3/13/2012 | +0.30 / +5.88% | 5.20 | 5.40 | 5.20 | 5.40 | 5.36 | 5.40 | 59,300 |   |  |  |  
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						| Market Update 
        
            
                Last updated at 3:10:01 PM
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