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                    Closing price on 3/16/2011
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                    | Open | 37.80 |  
                    | High | 37.80 |  
                    | Low | 37.80 |  
                    | Volume | 500 |  
                    | Split-adjusted Price | 10.11 |  
                
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 |  ABT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/16/2011 | 0.00 / 0.00% | 37.80 | 37.80 | 37.80 | 37.80 | 37.80 | 10.11 | 500 |   |  
            | 3/15/2011 | -0.70 / -1.82% | 37.50 | 37.80 | 37.50 | 37.80 | 37.80 | 10.11 | 7,010 |   |  			
            | 3/14/2011 | -0.30 / -0.77% | 38.80 | 38.80 | 38.50 | 38.50 | 38.50 | 10.29 | 560 |   |  
            | 3/11/2011 | +0.80 / +2.11% | 39.00 | 39.90 | 38.10 | 38.80 | 38.80 | 10.37 | 2,160 |   |  			
            | 3/10/2011 | +0.70 / +1.88% | 37.30 | 38.00 | 36.60 | 38.00 | 38.00 | 10.16 | 15,990 |   |  
            | 3/9/2011 | +0.30 / +0.81% | 38.00 | 38.00 | 35.50 | 37.30 | 37.30 | 9.97 | 690 |   |  			
            | 3/8/2011 | 0.00 / 0.00% | 37.00 | 37.10 | 37.00 | 37.00 | 37.00 | 9.89 | 10,470 |   |  
            | 3/7/2011 | +1.50 / +4.23% | 37.00 | 37.00 | 37.00 | 37.00 | 37.00 | 9.89 | 110 |   |  			
            | 3/4/2011 | -1.40 / -3.79% | 35.50 | 35.50 | 35.50 | 35.50 | 35.50 | 9.49 | 990 |   |  
            | 3/3/2011 | -0.10 / -0.27% | 35.50 | 36.90 | 35.50 | 36.90 | 36.90 | 9.87 | 12,600 |   |  			
            | 3/2/2011 | -0.50 / -1.33% | 37.50 | 37.50 | 35.70 | 37.00 | 37.00 | 9.89 | 31,740 |   |  
            | 3/1/2011 | 0.00 / 0.00% | 37.50 | 37.50 | 37.50 | 37.50 | 37.50 | 10.03 | 4,900 |   |  			
            | 2/28/2011 | +0.50 / +1.35% | 37.50 | 37.50 | 37.50 | 37.50 | 37.50 | 10.03 | 500 |   |  
            | 2/25/2011 | +0.40 / +1.09% | 36.60 | 37.00 | 36.60 | 37.00 | 37.00 | 9.89 | 3,060 |   |  			
            | 2/24/2011 | -1.30 / -3.43% | 37.90 | 37.90 | 36.50 | 36.60 | 36.60 | 9.79 | 5,850 |   |  
            | 2/23/2011 | +0.10 / +0.26% | 37.10 | 37.90 | 37.10 | 37.90 | 37.90 | 10.13 | 1,090 |   |  			
            | 2/22/2011 | +0.70 / +1.89% | 35.30 | 38.00 | 35.30 | 37.80 | 37.80 | 10.11 | 5,160 |   |  
            | 2/21/2011 | -1.90 / -4.87% | 37.30 | 37.60 | 37.10 | 37.10 | 37.10 | 9.92 | 19,820 |   |  			
            | 2/18/2011 | 0.00 / 0.00% | 38.90 | 39.00 | 38.00 | 39.00 | 39.00 | 10.43 | 7,400 |   |  
            | 2/17/2011 | -0.10 / -0.26% | 39.10 | 39.10 | 39.00 | 39.00 | 39.00 | 10.43 | 1,390 |   |  			
            | 2/16/2011 | -1.20 / -2.98% | 40.00 | 40.30 | 38.80 | 39.10 | 39.10 | 10.45 | 32,010 |   |  
            | 2/15/2011 | -0.20 / -0.49% | 40.50 | 40.50 | 39.90 | 40.30 | 40.30 | 10.78 | 39,980 |   |  			
            | 2/14/2011 | +1.00 / +2.53% | 39.50 | 41.00 | 39.50 | 40.50 | 40.50 | 10.83 | 46,190 |   |  
            | 2/11/2011 | +0.50 / +1.28% | 38.00 | 39.50 | 38.00 | 39.50 | 39.50 | 10.56 | 16,410 |   |  			
            | 2/10/2011 | 0.00 / 0.00% | 39.00 | 39.00 | 39.00 | 39.00 | 39.00 | 10.43 | 9,370 |   |  
            | 2/9/2011 | -0.80 / -2.01% | 39.80 | 39.80 | 38.00 | 39.00 | 39.00 | 10.43 | 3,060 |   |  			
            | 2/8/2011 | +0.30 / +0.76% | 39.50 | 39.80 | 38.80 | 39.80 | 39.80 | 10.64 | 6,550 |   |  
            | 1/28/2011 | +0.20 / +0.51% | 39.70 | 40.00 | 39.50 | 39.50 | 39.50 | 10.56 | 3,520 |   |  			
            | 1/27/2011 | 0.00 / 0.00% | 39.30 | 39.30 | 39.30 | 39.30 | 39.30 | 10.51 | 3,510 |   |  
            | 1/26/2011 | 0.00 / 0.00% | 39.30 | 39.30 | 39.20 | 39.30 | 39.30 | 10.51 | 370 |   |  |