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                    Closing price on 5/17/2017
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        |           
                
                    | Open | 61.30 |  
                    | High | 62.40 |  
                    | Low | 61.30 |  
                    | Volume | 800,760 |  
                    | Split-adjusted Price | 13.94 |  
                
             | 
 |  IMP Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/17/2017 | +0.90 / +1.48% | 61.30 | 62.40 | 61.30 | 61.90 | 61.82 | 13.94 | 800,760 |   |  
            | 5/16/2017 | +0.70 / +1.16% | 61.00 | 61.50 | 60.50 | 61.00 | 61.12 | 13.73 | 805,230 |   |  			
            | 5/15/2017 | +0.30 / +0.50% | 60.00 | 61.40 | 59.90 | 60.30 | 60.01 | 13.58 | 364,330 |   |  
            | 5/12/2017 | -0.60 / -0.99% | 60.60 | 60.60 | 59.70 | 60.00 | 60.09 | 13.51 | 31,180 |   |  			
            | 5/11/2017 | +0.30 / +0.50% | 61.00 | 61.50 | 60.30 | 60.60 | 60.94 | 13.64 | 19,150 |   |  
            | 5/10/2017 | +0.50 / +0.84% | 59.80 | 60.40 | 59.80 | 60.30 | 60.02 | 13.58 | 17,880 |   |  			
            | 5/9/2017 | -0.30 / -0.50% | 59.20 | 60.10 | 59.20 | 59.80 | 59.88 | 13.46 | 6,170 |   |  
            | 5/8/2017 | 0.00 / 0.00% | 60.00 | 60.60 | 60.00 | 60.10 | 60.00 | 13.53 | 8,050 |   |  			
            | 5/5/2017 | -0.90 / -1.48% | 60.00 | 61.00 | 60.00 | 60.10 | 60.09 | 13.53 | 2,810 |   |  
            | 5/4/2017 | +0.50 / +0.83% | 61.00 | 61.70 | 60.50 | 61.00 | 61.02 | 13.73 | 12,640 |   |  			
            | 5/3/2017 | -0.90 / -1.47% | 60.00 | 61.00 | 60.00 | 60.50 | 60.45 | 13.62 | 6,240 |   |  
            | 4/28/2017 | +1.40 / +2.33% | 62.00 | 62.00 | 61.00 | 61.40 | 61.15 | 13.82 | 6,940 |   |  			
            | 4/27/2017 | 0.00 / 0.00% | 59.40 | 61.70 | 59.20 | 60.00 | 60.73 | 13.51 | 14,450 |   |  
            | 4/26/2017 | +0.50 / +0.84% | 59.50 | 61.00 | 59.50 | 60.00 | 59.74 | 13.51 | 8,330 |   |  			
            | 4/25/2017 | -0.50 / -0.83% | 60.00 | 60.60 | 59.50 | 59.50 | 59.98 | 13.40 | 2,600 |   |  
            | 4/24/2017 | -1.30 / -2.12% | 62.00 | 63.00 | 60.00 | 60.00 | 60.59 | 13.51 | 16,900 |   |  			
            | 4/21/2017 | +0.40 / +0.66% | 61.00 | 61.50 | 60.60 | 61.30 | 61.18 | 13.80 | 4,920 |   |  
            | 4/20/2017 | -0.10 / -0.16% | 61.00 | 61.50 | 60.60 | 60.90 | 60.87 | 13.71 | 2,990 |   |  			
            | 4/19/2017 | +0.10 / +0.16% | 61.00 | 61.00 | 60.60 | 61.00 | 60.99 | 13.73 | 5,050 |   |  
            | 4/18/2017 | +0.90 / +1.50% | 61.10 | 61.10 | 59.20 | 60.90 | 60.34 | 13.71 | 8,850 |   |  			
            | 4/17/2017 | -1.60 / -2.60% | 62.00 | 62.00 | 60.00 | 60.00 | 60.74 | 13.51 | 23,740 |   |  
            | 4/14/2017 | -0.40 / -0.65% | 61.50 | 62.50 | 61.10 | 61.60 | 61.70 | 13.87 | 17,780 |   |  			
            | 4/13/2017 | -0.80 / -1.27% | 62.80 | 63.50 | 62.00 | 62.00 | 62.46 | 13.96 | 10,150 |   |  
            | 4/12/2017 | -2.20 / -3.38% | 65.20 | 65.30 | 62.80 | 62.80 | 64.39 | 14.14 | 66,280 |   |  			
            | 4/11/2017 | +0.70 / +1.09% | 63.50 | 65.80 | 63.00 | 65.00 | 64.66 | 14.63 | 103,800 |   |  
            | 4/10/2017 | -0.20 / -0.31% | 62.10 | 64.50 | 62.10 | 64.30 | 64.31 | 14.48 | 186,900 |   |  			
            | 4/7/2017 | -0.80 / -1.23% | 64.00 | 65.00 | 61.50 | 64.50 | 64.04 | 14.52 | 107,730 |   |  
            | 4/5/2017 | -0.30 / -0.46% | 66.00 | 66.00 | 64.80 | 65.30 | 65.17 | 14.70 | 165,960 |   |  			
            | 4/4/2017 | +0.40 / +0.61% | 66.40 | 66.40 | 64.80 | 65.60 | 65.49 | 14.77 | 125,250 |   |  
            | 4/3/2017 | -1.60 / -2.40% | 67.00 | 67.00 | 65.00 | 65.20 | 65.58 | 14.68 | 19,550 |   |  |