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                    Closing price on 5/17/2012
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                    | Open | 7.70 |  
                    | High | 7.80 |  
                    | Low | 7.30 |  
                    | Volume | 808,500 |  
                    | Split-adjusted Price | 7.30 |  
                
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 |  PV2 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/17/2012 | -0.20 / -2.67% | 7.70 | 7.80 | 7.30 | 7.30 | 7.58 | 7.30 | 808,500 |   |  
            | 5/16/2012 | +0.40 / +5.63% | 7.00 | 7.50 | 6.80 | 7.50 | 7.17 | 7.50 | 868,700 |   |  			
            | 5/15/2012 | -0.50 / -6.58% | 7.30 | 7.50 | 7.10 | 7.10 | 7.19 | 7.10 | 1,398,300 |   |  
            | 5/14/2012 | -0.50 / -6.17% | 8.10 | 8.10 | 7.60 | 7.60 | 7.76 | 7.60 | 690,300 |   |  			
            | 5/11/2012 | -0.70 / -7.95% | 8.60 | 9.00 | 8.10 | 8.10 | 8.39 | 8.10 | 1,281,400 |   |  
            | 5/10/2012 | -0.40 / -4.35% | 9.60 | 9.70 | 8.60 | 8.80 | 8.94 | 8.80 | 987,800 |   |  			
            | 5/9/2012 | +0.50 / +5.75% | 8.80 | 9.30 | 8.50 | 9.20 | 8.95 | 9.20 | 1,696,000 |   |  
            | 5/8/2012 | -0.60 / -6.45% | 9.50 | 9.60 | 8.70 | 8.70 | 8.89 | 8.70 | 1,989,600 |   |  			
            | 5/7/2012 | +0.60 / +6.90% | 9.10 | 9.30 | 8.90 | 9.30 | 9.15 | 9.30 | 1,599,900 |   |  
            | 5/4/2012 | +0.50 / +6.10% | 8.70 | 8.70 | 8.30 | 8.70 | 8.55 | 8.70 | 1,175,250 |   |  			
            | 5/3/2012 | +0.50 / +6.49% | 8.20 | 8.20 | 7.80 | 8.20 | 8.12 | 8.20 | 1,490,000 |   |  
            | 5/2/2012 | +0.50 / +6.94% | 7.60 | 7.70 | 7.30 | 7.70 | 7.67 | 7.70 | 2,589,800 |   |  			
            | 4/27/2012 | +0.40 / +5.88% | 6.80 | 7.20 | 6.70 | 7.20 | 7.09 | 7.20 | 2,079,200 |   |  
            | 4/26/2012 | 0.00 / 0.00% | 6.80 | 7.00 | 6.60 | 6.80 | 6.86 | 6.80 | 1,036,400 |   |  			
            | 4/25/2012 | +0.50 / +7.94% | 6.60 | 6.80 | 6.40 | 6.80 | 6.66 | 6.80 | 795,600 |   |  
            | 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 |   |  |  |  
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						| Market Update 
        
            
                Last updated at 3:10:01 PM
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