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                    Closing price on 12/25/2015
                 |  |  
    
        |           
                
                    | Open | 31.50 |  
                    | High | 31.60 |  
                    | Low | 31.30 |  
                    | Volume | 900,260 |  
                    | Split-adjusted Price | 7.11 |  
                
             | 
 |  DPM Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/25/2015 | -0.10 / -0.32% | 31.50 | 31.60 | 31.30 | 31.40 | 31.45 | 7.11 | 900,260 |   |  
            | 12/24/2015 | -0.10 / -0.32% | 31.60 | 31.70 | 31.50 | 31.50 | 31.58 | 7.13 | 811,840 |   |  			
            | 12/23/2015 | -0.10 / -0.32% | 31.50 | 31.60 | 31.30 | 31.60 | 31.46 | 7.16 | 1,332,660 |   |  
            | 12/22/2015 | +0.10 / +0.32% | 31.80 | 31.80 | 31.60 | 31.70 | 31.70 | 7.18 | 911,870 |   |  			
            | 12/21/2015 | +1.00 / +3.27% | 31.30 | 31.80 | 31.10 | 31.60 | 31.49 | 7.16 | 1,461,000 |   |  
            | 12/18/2015 | -1.10 / -3.47% | 31.90 | 31.90 | 30.60 | 30.60 | 30.90 | 6.93 | 4,925,100 |   |  			
            | 12/17/2015 | +0.20 / +0.63% | 31.90 | 31.90 | 31.50 | 31.70 | 31.75 | 7.18 | 502,340 |   |  
            | 12/16/2015 | -0.20 / -0.63% | 31.80 | 31.80 | 31.50 | 31.50 | 31.63 | 7.13 | 634,550 |   |  			
            | 12/15/2015 | -0.20 / -0.63% | 32.10 | 32.10 | 31.50 | 31.70 | 31.80 | 7.18 | 258,440 |   |  
            | 12/14/2015 | +0.30 / +0.95% | 32.00 | 32.50 | 31.70 | 31.90 | 32.02 | 7.22 | 868,960 |   |  			
            | 12/11/2015 | +0.80 / +2.60% | 30.80 | 32.00 | 30.50 | 31.60 | 31.17 | 7.16 | 865,240 |   |  
            | 12/10/2015 | -0.20 / -0.65% | 31.10 | 31.30 | 30.80 | 30.80 | 30.92 | 6.97 | 286,080 |   |  			
            | 12/9/2015 | -0.50 / -1.59% | 31.50 | 31.50 | 30.90 | 31.00 | 31.12 | 7.02 | 791,650 |   |  
            | 12/8/2015 | +0.20 / +0.64% | 31.40 | 31.50 | 31.00 | 31.50 | 31.23 | 7.13 | 309,110 |   |  			
            | 12/7/2015 | -0.30 / -0.95% | 31.60 | 31.70 | 31.20 | 31.30 | 31.53 | 7.09 | 403,890 |   |  
            | 12/4/2015 | +0.60 / +1.94% | 31.00 | 33.10 | 31.00 | 31.60 | 31.73 | 7.16 | 487,010 |   |  			
            | 12/3/2015 | -0.10 / -0.32% | 31.10 | 31.30 | 31.00 | 31.00 | 31.12 | 7.02 | 375,210 |   |  
            | 12/2/2015 | -0.40 / -1.27% | 31.50 | 31.70 | 31.00 | 31.10 | 31.22 | 7.04 | 469,200 |   |  			
            | 12/1/2015 | -0.10 / -0.32% | 31.50 | 31.70 | 31.50 | 31.50 | 31.55 | 7.13 | 230,970 |   |  
            | 11/30/2015 | -0.10 / -0.32% | 31.50 | 31.70 | 31.30 | 31.60 | 31.56 | 7.16 | 314,080 |   |  			
            | 11/27/2015 | -0.60 / -1.86% | 32.30 | 32.40 | 31.70 | 31.70 | 31.94 | 7.18 | 369,700 |   |  
            | 11/26/2015 | -0.20 / -0.62% | 32.50 | 32.70 | 32.30 | 32.30 | 32.45 | 7.31 | 183,950 |   |  			
            | 11/25/2015 | +0.10 / +0.31% | 32.60 | 32.70 | 32.10 | 32.50 | 32.31 | 7.36 | 506,980 |   |  
            | 11/24/2015 | -0.30 / -0.92% | 32.70 | 32.80 | 32.40 | 32.40 | 32.51 | 7.34 | 785,040 |   |  			
            | 11/23/2015 | -0.20 / -0.61% | 32.90 | 33.00 | 32.70 | 32.70 | 32.84 | 7.40 | 465,380 |   |  
            | 11/20/2015 | +0.40 / +1.23% | 32.50 | 33.10 | 32.40 | 32.90 | 32.79 | 7.45 | 545,330 |   |  			
            | 11/19/2015 | -0.40 / -1.22% | 32.90 | 33.10 | 32.50 | 32.50 | 32.76 | 7.36 | 478,850 |   |  
            | 11/18/2015 | -0.10 / -0.30% | 33.00 | 33.20 | 32.90 | 32.90 | 33.02 | 7.45 | 423,280 |   |  			
            | 11/17/2015 | +0.30 / +0.92% | 32.70 | 33.20 | 32.70 | 33.00 | 33.01 | 7.47 | 656,800 |   |  
            | 11/16/2015 | 0.00 / 0.00% | 32.60 | 32.80 | 32.50 | 32.70 | 32.62 | 7.40 | 356,900 |   |  |