| 
    
        
            | 
                    Closing price on 11/15/2013
                 |  |  
    
        |           
                
                    | Open | 47.40 |  
                    | High | 48.10 |  
                    | Low | 47.00 |  
                    | Volume | 69,230 |  
                    | Split-adjusted Price | 3.99 |  
                
             | 
 |  VSC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/15/2013 | +1.00 / +2.13% | 47.40 | 48.10 | 47.00 | 48.00 | 48.00 | 3.99 | 69,230 |   |  
            | 11/14/2013 | 0.00 / 0.00% | 47.00 | 47.00 | 46.80 | 47.00 | 47.00 | 3.91 | 28,580 |   |  			
            | 11/13/2013 | -0.40 / -0.84% | 47.20 | 47.40 | 47.00 | 47.00 | 47.00 | 3.91 | 48,720 |   |  
            | 11/12/2013 | -0.20 / -0.42% | 48.00 | 48.00 | 47.20 | 47.40 | 47.40 | 3.94 | 59,590 |   |  			
            | 11/11/2013 | 0.00 / 0.00% | 47.40 | 47.60 | 47.30 | 47.60 | 47.60 | 3.96 | 46,540 |   |  
            | 11/8/2013 | -0.10 / -0.21% | 47.70 | 47.70 | 47.30 | 47.60 | 47.60 | 3.96 | 69,780 |   |  			
            | 11/7/2013 | -0.10 / -0.21% | 47.80 | 47.80 | 47.40 | 47.70 | 47.70 | 3.97 | 32,260 |   |  
            | 11/6/2013 | +0.60 / +1.27% | 47.70 | 48.10 | 47.20 | 47.80 | 47.80 | 3.97 | 57,970 |   |  			
            | 11/5/2013 | -0.20 / -0.42% | 47.40 | 47.50 | 47.00 | 47.20 | 47.20 | 3.92 | 37,400 |   |  
            | 11/4/2013 | +0.40 / +0.85% | 46.80 | 47.40 | 46.80 | 47.40 | 47.40 | 3.94 | 35,500 |   |  			
            | 11/1/2013 | -0.40 / -0.84% | 47.00 | 47.50 | 47.00 | 47.00 | 47.00 | 3.91 | 68,870 |   |  
            | 10/31/2013 | -0.10 / -0.21% | 47.30 | 47.60 | 46.90 | 47.40 | 47.40 | 3.94 | 61,470 |   |  			
            | 10/30/2013 | +0.10 / +0.21% | 47.40 | 48.00 | 47.20 | 47.50 | 47.50 | 3.95 | 36,370 |   |  
            | 10/29/2013 | +0.70 / +1.50% | 46.60 | 47.50 | 46.60 | 47.40 | 47.40 | 3.94 | 23,130 |   |  			
            | 10/28/2013 | +0.10 / +0.21% | 46.50 | 47.70 | 46.50 | 46.70 | 46.70 | 3.88 | 109,740 |   |  
            | 10/25/2013 | -1.00 / -2.10% | 47.50 | 47.60 | 46.50 | 46.60 | 46.60 | 3.88 | 171,780 |   |  			
            | 10/24/2013 | -0.70 / -1.45% | 48.40 | 48.50 | 47.60 | 47.60 | 47.60 | 3.96 | 73,030 |   |  
            | 10/23/2013 | -0.30 / -0.62% | 48.70 | 48.70 | 48.00 | 48.30 | 48.30 | 4.02 | 52,450 |   |  			
            | 10/22/2013 | +0.10 / +0.21% | 48.50 | 48.90 | 48.10 | 48.60 | 48.60 | 4.04 | 71,730 |   |  
            | 10/21/2013 | -0.10 / -0.21% | 49.20 | 49.20 | 48.50 | 48.50 | 48.50 | 4.03 | 55,240 |   |  			
            | 10/18/2013 | +0.20 / +0.41% | 48.70 | 49.10 | 48.60 | 48.60 | 48.60 | 4.04 | 88,630 |   |  
            | 10/17/2013 | +0.10 / +0.21% | 48.60 | 49.70 | 48.30 | 48.40 | 48.40 | 4.02 | 83,990 |   |  			
            | 10/16/2013 | +0.10 / +0.21% | 48.60 | 48.60 | 47.80 | 48.30 | 48.30 | 4.02 | 49,260 |   |  
            | 10/15/2013 | -0.30 / -0.62% | 48.40 | 48.70 | 48.10 | 48.20 | 48.20 | 4.01 | 32,690 |   |  			
            | 10/14/2013 | -0.10 / -0.21% | 48.90 | 48.90 | 47.90 | 48.50 | 48.50 | 4.03 | 44,570 |   |  
            | 10/11/2013 | +0.10 / +0.21% | 48.90 | 49.20 | 48.20 | 48.60 | 48.60 | 4.04 | 87,540 |   |  			
            | 10/10/2013 | -0.20 / -0.41% | 48.70 | 49.10 | 48.30 | 48.50 | 48.50 | 4.03 | 82,610 |   |  
            | 10/9/2013 | +0.30 / +0.62% | 48.10 | 49.40 | 48.00 | 48.70 | 48.70 | 4.05 | 119,920 |   |  			
            | 10/8/2013 | +0.40 / +0.83% | 47.40 | 48.70 | 47.30 | 48.40 | 48.40 | 4.02 | 50,370 |   |  
            | 10/7/2013 | +1.80 / +3.90% | 47.00 | 48.00 | 46.20 | 48.00 | 48.00 | 3.99 | 75,300 |   |  |