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            | 
                    Closing price on 3/2/2017
                 |  |  
    
        |           
                
                    | Open | 57.00 |  
                    | High | 57.60 |  
                    | Low | 57.00 |  
                    | Volume | 11,520 |  
                    | Split-adjusted Price | 12.97 |  
                
             | 
 |  IMP Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/2/2017 | +0.60 / +1.05% | 57.00 | 57.60 | 57.00 | 57.60 | 57.03 | 12.97 | 11,520 |   |  
            | 3/1/2017 | -0.90 / -1.55% | 57.00 | 57.00 | 56.50 | 57.00 | 56.98 | 12.83 | 860 |   |  			
            | 2/28/2017 | +0.90 / +1.58% | 56.00 | 57.90 | 56.00 | 57.90 | 56.80 | 13.04 | 8,010 |   |  
            | 2/27/2017 | -1.00 / -1.72% | 58.00 | 58.00 | 56.50 | 57.00 | 57.33 | 12.83 | 24,960 |   |  			
            | 2/24/2017 | 0.00 / 0.00% | 58.00 | 58.40 | 57.00 | 58.00 | 57.76 | 13.06 | 15,860 |   |  
            | 2/23/2017 | 0.00 / 0.00% | 58.00 | 58.00 | 58.00 | 58.00 | 58.00 | 13.06 | 7,430 |   |  			
            | 2/22/2017 | -0.10 / -0.17% | 58.50 | 58.50 | 57.50 | 58.00 | 58.00 | 13.06 | 14,690 |   |  
            | 2/21/2017 | -0.50 / -0.85% | 58.60 | 58.60 | 58.00 | 58.10 | 58.07 | 13.08 | 21,130 |   |  			
            | 2/20/2017 | -0.90 / -1.51% | 59.50 | 59.50 | 58.60 | 58.60 | 59.06 | 13.19 | 17,610 |   |  
            | 2/17/2017 | +0.90 / +1.54% | 58.60 | 59.50 | 58.00 | 59.50 | 58.54 | 13.40 | 5,330 |   |  			
            | 2/16/2017 | -0.40 / -0.68% | 59.00 | 59.20 | 58.60 | 58.60 | 59.00 | 13.19 | 49,710 |   |  
            | 2/15/2017 | 0.00 / 0.00% | 59.50 | 59.50 | 58.50 | 59.00 | 59.02 | 13.28 | 39,070 |   |  			
            | 2/14/2017 | -1.00 / -1.67% | 59.00 | 60.00 | 58.80 | 59.00 | 59.07 | 13.28 | 34,470 |   |  
            | 2/13/2017 | +1.00 / +1.69% | 58.50 | 60.00 | 57.50 | 60.00 | 58.64 | 13.51 | 27,130 |   |  			
            | 2/10/2017 | -0.90 / -1.50% | 59.20 | 59.80 | 58.50 | 59.00 | 58.93 | 13.28 | 235,920 |   |  
            | 2/9/2017 | 0.00 / 0.00% | 61.00 | 61.00 | 59.30 | 59.90 | 59.73 | 13.49 | 27,440 |   |  			
            | 2/8/2017 | +1.30 / +2.22% | 59.00 | 60.50 | 58.80 | 59.90 | 59.83 | 13.49 | 38,010 |   |  
            | 2/7/2017 | +2.60 / +4.64% | 56.00 | 58.80 | 56.00 | 58.60 | 57.99 | 13.19 | 31,520 |   |  			
            | 2/6/2017 | +0.40 / +0.72% | 55.80 | 56.00 | 55.40 | 56.00 | 55.93 | 12.61 | 573,690 |   |  
            | 2/3/2017 | +0.10 / +0.18% | 55.50 | 55.60 | 55.10 | 55.60 | 55.15 | 12.52 | 113,110 |   |  			
            | 2/2/2017 | -0.40 / -0.72% | 55.90 | 56.00 | 55.00 | 55.50 | 55.43 | 12.49 | 14,270 |   |  
            | 1/25/2017 | +1.40 / +2.57% | 53.80 | 56.00 | 53.80 | 55.90 | 55.59 | 12.58 | 26,370 |   |  			
            | 1/24/2017 | +0.50 / +0.93% | 54.50 | 55.50 | 54.50 | 54.50 | 54.92 | 12.27 | 17,900 |   |  
            | 1/23/2017 | +0.50 / +0.93% | 53.10 | 55.00 | 53.10 | 54.00 | 54.16 | 12.16 | 23,650 |   |  			
            | 1/20/2017 | +0.50 / +0.94% | 53.00 | 53.60 | 53.00 | 53.50 | 53.11 | 12.04 | 23,930 |   |  
            | 1/19/2017 | -0.40 / -0.75% | 53.00 | 53.40 | 52.70 | 53.00 | 53.01 | 11.93 | 16,920 |   |  			
            | 1/18/2017 | +1.10 / +2.10% | 52.40 | 53.80 | 52.40 | 53.40 | 53.23 | 12.02 | 30,320 |   |  
            | 1/17/2017 | +0.30 / +0.58% | 52.10 | 52.30 | 52.00 | 52.30 | 52.08 | 11.77 | 32,740 |   |  			
            | 1/16/2017 | 0.00 / 0.00% | 52.00 | 52.20 | 52.00 | 52.00 | 52.05 | 11.71 | 27,520 |   |  
            | 1/13/2017 | 0.00 / 0.00% | 52.00 | 52.10 | 52.00 | 52.00 | 52.01 | 11.71 | 16,670 |   |  |