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            | 
                    Closing price on 3/26/2007
                 |  |  
    
        |           
                
                    | Open | 160.00 |  
                    | High | 181.60 |  
                    | Low | 148.60 |  
                    | Volume | 85,400 |  
                    | Split-adjusted Price | 21.11 |  
                
             | 
 |  HAC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/26/2007 | -9.50 / -5.71% | 160.00 | 181.60 | 148.60 | 157.00 | 157.00 | 21.11 | 85,400 |   |  
            | 3/23/2007 | -0.30 / -0.18% | 165.10 | 166.50 | 149.80 | 166.50 | 166.50 | 22.39 | 50,600 |   |  			
            | 3/22/2007 | -0.30 / -0.18% | 166.40 | 167.50 | 165.00 | 166.80 | 166.80 | 22.43 | 64,400 |   |  
            | 3/21/2007 | -1.90 / -1.12% | 167.80 | 173.00 | 165.90 | 167.10 | 167.10 | 22.47 | 63,500 |   |  			
            | 3/20/2007 | -1.00 / -0.59% | 169.40 | 185.00 | 160.00 | 169.00 | 169.00 | 22.72 | 59,000 |   |  
            | 3/19/2007 | +9.40 / +5.85% | 168.00 | 176.30 | 168.00 | 170.00 | 170.00 | 22.86 | 202,000 |   |  			
            | 3/16/2007 | +17.60 / +12.31% | 151.00 | 160.60 | 151.00 | 160.60 | 160.60 | 21.59 | 42,800 |   |  
            | 3/15/2007 | -13.00 / -8.33% | 147.20 | 158.00 | 142.00 | 143.00 | 143.00 | 19.07 | 50,400 |   |  			
            | 3/14/2007 | -5.00 / -3.11% | 157.70 | 160.20 | 155.00 | 156.00 | 156.00 | 20.80 | 35,400 |   |  
            | 3/13/2007 | +0.40 / +0.25% | 159.70 | 161.00 | 159.00 | 161.00 | 161.00 | 21.47 | 59,500 |   |  			
            | 3/12/2007 | +1.60 / +1.01% | 160.10 | 163.00 | 159.00 | 160.60 | 160.60 | 21.42 | 64,700 |   |  
            | 3/9/2007 | -1.00 / -0.63% | 160.10 | 162.00 | 158.00 | 159.00 | 159.00 | 21.20 | 66,500 |   |  			
            | 3/8/2007 | -0.10 / -0.06% | 160.60 | 165.10 | 159.50 | 160.00 | 160.00 | 21.34 | 32,200 |   |  
            | 3/7/2007 | -0.90 / -0.56% | 161.70 | 168.00 | 160.00 | 160.10 | 160.10 | 21.35 | 51,100 |   |  			
            | 3/6/2007 | -3.00 / -1.83% | 161.70 | 170.50 | 160.00 | 161.00 | 161.00 | 21.47 | 44,900 |   |  
            | 3/5/2007 | +4.50 / +2.82% | 159.70 | 170.00 | 159.00 | 164.00 | 164.00 | 21.87 | 70,300 |   |  			
            | 3/2/2007 | +0.50 / +0.31% | 159.70 | 162.50 | 158.00 | 159.50 | 159.50 | 21.27 | 47,000 |   |  
            | 3/1/2007 | -5.00 / -3.05% | 162.50 | 168.00 | 157.00 | 159.00 | 159.00 | 21.20 | 47,500 |   |  			
            | 2/28/2007 | -2.70 / -1.62% | 164.80 | 175.00 | 160.00 | 164.00 | 164.00 | 21.87 | 44,000 |   |  
            | 2/27/2007 | +9.20 / +5.84% | 161.00 | 171.00 | 161.00 | 166.70 | 166.70 | 22.23 | 85,600 |   |  			
            | 2/26/2007 | +5.50 / +3.62% | 151.00 | 165.10 | 151.00 | 157.50 | 157.50 | 21.00 | 74,200 |   |  
            | 2/15/2007 | +4.50 / +3.05% | 150.10 | 152.30 | 144.00 | 152.00 | 152.00 | 20.27 | 49,600 |   |  			
            | 2/14/2007 | +7.60 / +5.43% | 142.10 | 153.80 | 142.10 | 147.50 | 147.50 | 19.67 | 159,400 |   |  
            | 2/13/2007 | +11.00 / +8.53% | 139.90 | 139.90 | 139.90 | 139.90 | 139.90 | 18.66 | 44,300 |   |  			
            | 2/12/2007 | +11.40 / +9.70% | 117.20 | 128.90 | 117.20 | 128.90 | 128.90 | 17.19 | 36,900 |   |  
            | 2/9/2007 | -2.50 / -2.08% | 117.20 | 119.00 | 108.00 | 117.50 | 117.50 | 15.67 | 38,900 |   |  			
            | 2/8/2007 | 0.00 / 0.00% | 119.80 | 134.90 | 115.00 | 120.00 | 120.00 | 16.00 | 33,300 |   |  
            | 2/7/2007 | -4.00 / -3.23% | 122.70 | 126.00 | 120.00 | 120.00 | 120.00 | 16.00 | 53,300 |   |  			
            | 2/6/2007 | -2.50 / -1.98% | 125.10 | 126.00 | 124.00 | 124.00 | 124.00 | 16.54 | 36,100 |   |  
            | 2/5/2007 | -1.40 / -1.09% | 127.20 | 128.80 | 120.20 | 126.50 | 126.50 | 16.87 | 39,600 |   |  |