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                    Closing price on 7/1/2011
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                    | Open | 12.90 |  
                    | High | 13.00 |  
                    | Low | 12.40 |  
                    | Volume | 519,850 |  
                    | Split-adjusted Price | 12.50 |  
                
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 |  OGC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/1/2011 | -0.40 / -3.10% | 12.90 | 13.00 | 12.40 | 12.50 | 12.50 | 12.50 | 519,850 |   |  
            | 6/30/2011 | -0.40 / -3.01% | 13.50 | 13.50 | 12.90 | 12.90 | 12.90 | 12.90 | 426,980 |   |  			
            | 6/29/2011 | -0.30 / -2.21% | 13.60 | 13.60 | 13.10 | 13.30 | 13.30 | 13.30 | 749,620 |   |  
            | 6/28/2011 | -0.40 / -2.86% | 13.80 | 14.10 | 13.60 | 13.60 | 13.60 | 13.60 | 417,830 |   |  			
            | 6/27/2011 | +0.40 / +2.94% | 13.60 | 14.00 | 13.60 | 14.00 | 14.00 | 14.00 | 393,550 |   |  
            | 6/24/2011 | -0.20 / -1.45% | 13.80 | 14.20 | 13.60 | 13.60 | 13.60 | 13.60 | 496,520 |   |  			
            | 6/23/2011 | -0.20 / -1.43% | 14.00 | 14.10 | 13.50 | 13.80 | 13.80 | 13.80 | 428,060 |   |  
            | 6/22/2011 | -0.30 / -2.10% | 14.60 | 14.70 | 14.00 | 14.00 | 14.00 | 14.00 | 256,120 |   |  			
            | 6/21/2011 | +0.60 / +4.38% | 13.60 | 14.30 | 13.40 | 14.30 | 14.30 | 14.30 | 655,940 |   |  
            | 6/20/2011 | -0.60 / -4.20% | 14.00 | 14.10 | 13.60 | 13.70 | 13.70 | 13.70 | 966,020 |   |  			
            | 6/17/2011 | -0.70 / -4.67% | 14.50 | 15.00 | 14.30 | 14.30 | 14.30 | 14.30 | 734,820 |   |  
            | 6/16/2011 | 0.00 / 0.00% | 14.90 | 15.30 | 14.70 | 15.00 | 15.00 | 15.00 | 424,020 |   |  			
            | 6/15/2011 | -0.70 / -4.46% | 15.40 | 15.60 | 15.00 | 15.00 | 15.00 | 15.00 | 587,250 |   |  
            | 6/14/2011 | -0.50 / -3.09% | 15.80 | 17.00 | 15.70 | 15.70 | 15.70 | 15.70 | 1,844,560 |   |  			
            | 6/13/2011 | -0.10 / -0.61% | 16.30 | 16.50 | 15.60 | 16.20 | 16.20 | 16.20 | 862,310 |   |  
            | 6/10/2011 | +0.70 / +4.49% | 16.00 | 16.30 | 15.70 | 16.30 | 16.30 | 16.30 | 880,110 |   |  			
            | 6/9/2011 | +0.30 / +1.96% | 15.30 | 15.70 | 14.80 | 15.60 | 15.60 | 15.60 | 531,330 |   |  
            | 6/8/2011 | 0.00 / 0.00% | 15.50 | 15.90 | 14.90 | 15.30 | 15.30 | 15.30 | 453,710 |   |  			
            | 6/7/2011 | +0.70 / +4.79% | 14.90 | 15.30 | 14.90 | 15.30 | 15.30 | 15.30 | 635,110 |   |  
            | 6/6/2011 | -0.70 / -4.58% | 14.90 | 15.40 | 14.60 | 14.60 | 14.60 | 14.60 | 214,670 |   |  			
            | 6/3/2011 | -0.10 / -0.65% | 16.10 | 16.10 | 15.10 | 15.30 | 15.30 | 15.30 | 269,280 |   |  
            | 6/2/2011 | +0.70 / +4.76% | 15.10 | 15.40 | 15.00 | 15.40 | 15.40 | 15.40 | 304,900 |   |  			
            | 6/1/2011 | 0.00 / 0.00% | 14.30 | 14.80 | 14.00 | 14.70 | 14.70 | 14.70 | 690,170 |   |  
            | 5/31/2011 | +0.40 / +2.80% | 14.30 | 14.70 | 14.20 | 14.70 | 14.70 | 14.70 | 301,960 |   |  			
            | 5/30/2011 | -0.60 / -4.03% | 15.50 | 15.50 | 14.30 | 14.30 | 14.30 | 14.30 | 217,280 |   |  
            | 5/27/2011 | +0.70 / +4.93% | 14.80 | 14.90 | 14.50 | 14.90 | 14.90 | 14.90 | 256,750 |   |  			
            | 5/26/2011 | -0.70 / -4.70% | 14.20 | 15.00 | 14.20 | 14.20 | 14.20 | 14.20 | 926,270 |   |  
            | 5/25/2011 | -0.70 / -4.49% | 14.90 | 15.40 | 14.90 | 14.90 | 14.90 | 14.90 | 554,880 |   |  			
            | 5/24/2011 | -0.80 / -4.88% | 16.40 | 16.40 | 15.60 | 15.60 | 15.60 | 15.60 | 83,920 |   |  
            | 5/23/2011 | -0.70 / -4.09% | 17.10 | 17.10 | 16.40 | 16.40 | 16.40 | 16.40 | 451,790 |   |  |  |  
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						| Market Update 
        
            
                Last updated at 3:10:02 PM
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