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            | 
                    Closing price on 10/21/2015
                 |  |  
    
        |           
                
                    | Open | 23.30 |  
                    | High | 23.60 |  
                    | Low | 22.50 |  
                    | Volume | 384,800 |  
                    | Split-adjusted Price | 10.14 |  
                
             | 
 |  PDB Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/21/2015 | -0.60 / -2.60% | 23.30 | 23.60 | 22.50 | 22.50 | 23.27 | 10.14 | 384,800 |   |  
            | 10/20/2015 | +1.30 / +5.96% | 22.00 | 23.10 | 22.00 | 23.10 | 22.70 | 10.41 | 378,600 |   |  			
            | 10/19/2015 | +0.50 / +2.35% | 21.40 | 21.80 | 21.10 | 21.80 | 21.36 | 9.82 | 366,800 |   |  
            | 10/16/2015 | +0.10 / +0.47% | 21.20 | 21.40 | 21.00 | 21.30 | 21.17 | 9.60 | 305,500 |   |  			
            | 10/15/2015 | 0.00 / 0.00% | 21.30 | 21.30 | 21.00 | 21.20 | 21.14 | 9.55 | 362,000 |   |  
            | 10/14/2015 | +0.10 / +0.47% | 21.10 | 21.40 | 21.00 | 21.20 | 21.23 | 9.55 | 326,300 |   |  			
            | 10/13/2015 | 0.00 / 0.00% | 20.80 | 21.30 | 20.70 | 21.10 | 21.10 | 9.51 | 316,500 |   |  
            | 10/12/2015 | +0.10 / +0.48% | 21.00 | 21.40 | 20.80 | 21.10 | 21.11 | 9.51 | 312,700 |   |  			
            | 10/9/2015 | -0.10 / -0.47% | 21.20 | 21.20 | 20.20 | 21.00 | 20.84 | 9.46 | 290,200 |   |  
            | 10/8/2015 | +0.10 / +0.48% | 21.00 | 21.40 | 20.90 | 21.10 | 21.11 | 9.51 | 393,000 |   |  			
            | 10/7/2015 | -0.40 / -1.87% | 21.30 | 21.50 | 20.80 | 21.00 | 21.19 | 9.46 | 361,680 |   |  
            | 10/6/2015 | +0.40 / +1.90% | 20.90 | 21.50 | 20.70 | 21.40 | 21.16 | 9.64 | 324,220 |   |  			
            | 10/5/2015 | -0.50 / -2.33% | 21.50 | 21.50 | 20.90 | 21.00 | 21.19 | 9.46 | 334,649 |   |  
            | 10/2/2015 | +0.50 / +2.38% | 21.50 | 22.00 | 21.10 | 21.50 | 21.48 | 9.69 | 385,250 |   |  			
            | 10/1/2015 | +1.90 / +9.95% | 19.30 | 21.00 | 19.30 | 21.00 | 20.46 | 9.46 | 430,710 |   |  
            | 9/30/2015 | +0.50 / +2.69% | 18.60 | 19.50 | 18.40 | 19.10 | 19.03 | 8.60 | 249,200 |   |  			
            | 9/29/2015 | 0.00 / 0.00% | 18.60 | 18.70 | 18.30 | 18.60 | 18.59 | 8.38 | 255,300 |   |  
            | 9/28/2015 | +0.50 / +2.76% | 18.10 | 19.00 | 18.00 | 18.60 | 18.53 | 8.38 | 247,800 |   |  			
            | 9/25/2015 | +0.30 / +1.69% | 17.80 | 18.10 | 17.70 | 18.10 | 17.96 | 8.15 | 241,100 |   |  
            | 9/24/2015 | +0.30 / +1.71% | 17.60 | 18.10 | 17.50 | 17.80 | 17.78 | 8.02 | 264,147 |   |  			
            | 9/23/2015 | +0.10 / +0.57% | 17.40 | 17.80 | 17.20 | 17.50 | 17.52 | 7.88 | 240,900 |   |  
            | 9/22/2015 | +0.20 / +1.16% | 17.20 | 17.60 | 17.20 | 17.40 | 17.37 | 7.84 | 212,500 |   |  			
            | 9/21/2015 | -0.10 / -0.58% | 17.30 | 17.50 | 17.10 | 17.20 | 17.31 | 7.75 | 216,408 |   |  
            | 9/18/2015 | +0.10 / +0.58% | 17.30 | 17.50 | 17.30 | 17.30 | 17.38 | 7.79 | 204,800 |   |  			
            | 9/17/2015 | 0.00 / 0.00% | 17.20 | 17.30 | 17.10 | 17.20 | 17.21 | 7.75 | 119,439 |   |  
            | 9/16/2015 | +0.10 / +0.58% | 17.30 | 17.50 | 17.10 | 17.20 | 17.39 | 7.75 | 176,600 |   |  			
            | 9/15/2015 | -0.10 / -0.58% | 17.50 | 17.50 | 17.00 | 17.10 | 17.19 | 7.70 | 179,014 |   |  
            | 9/14/2015 | +0.20 / +1.18% | 17.00 | 17.50 | 16.70 | 17.20 | 17.04 | 7.75 | 214,500 |   |  			
            | 9/11/2015 | +0.10 / +0.59% | 17.00 | 17.20 | 16.80 | 17.00 | 16.97 | 7.66 | 130,000 |   |  
            | 9/10/2015 | -0.20 / -1.17% | 17.00 | 17.20 | 16.90 | 16.90 | 17.09 | 7.61 | 172,103 |   |  |