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            | 
                    Closing price on 5/7/2015
                 |  |  
    
        |           
                
                    | Open | 4.80 |  
                    | High | 5.10 |  
                    | Low | 4.70 |  
                    | Volume | 46,300 |  
                    | Split-adjusted Price | 4.90 |  
                
             | 
 |  NDF Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/7/2015 | 0.00 / 0.00% | 4.80 | 5.10 | 4.70 | 4.90 | 4.93 | 4.90 | 46,300 |   |  
            | 5/6/2015 | -0.10 / -2.00% | 5.00 | 5.00 | 4.90 | 4.90 | 4.96 | 4.90 | 25,700 |   |  			
            | 5/5/2015 | -0.30 / -5.66% | 5.00 | 5.00 | 4.80 | 5.00 | 4.87 | 5.00 | 64,200 |   |  
            | 5/4/2015 | -0.50 / -8.62% | 5.70 | 6.00 | 5.30 | 5.30 | 5.42 | 5.30 | 66,800 |   |  			
            | 4/27/2015 | -0.50 / -7.94% | 6.10 | 6.80 | 5.80 | 5.80 | 6.19 | 5.80 | 44,100 |   |  
            | 4/24/2015 | -0.40 / -5.97% | 6.60 | 6.60 | 6.10 | 6.30 | 6.14 | 6.30 | 141,000 |   |  			
            | 4/23/2015 | -0.70 / -9.46% | 7.30 | 7.30 | 6.70 | 6.70 | 6.74 | 6.70 | 292,400 |   |  
            | 4/22/2015 | -0.30 / -3.90% | 7.70 | 7.70 | 7.40 | 7.40 | 7.59 | 7.40 | 4,900 |   |  			
            | 4/21/2015 | +0.10 / +1.32% | 7.40 | 7.90 | 7.30 | 7.70 | 7.41 | 7.70 | 44,500 |   |  
            | 4/20/2015 | 0.00 / 0.00% | 7.60 | 7.60 | 7.40 | 7.60 | 7.53 | 7.60 | 21,330 |   |  			
            | 4/17/2015 | 0.00 / 0.00% | 7.60 | 7.70 | 7.50 | 7.60 | 7.59 | 7.60 | 58,200 |   |  
            | 4/16/2015 | -0.20 / -2.56% | 7.70 | 7.80 | 7.60 | 7.60 | 7.71 | 7.60 | 46,200 |   |  			
            | 4/15/2015 | -0.10 / -1.27% | 7.90 | 7.90 | 7.70 | 7.80 | 7.80 | 7.80 | 47,500 |   |  
            | 4/14/2015 | +0.10 / +1.28% | 7.80 | 7.90 | 7.80 | 7.90 | 7.83 | 7.90 | 42,820 |   |  			
            | 4/13/2015 | 0.00 / 0.00% | 7.80 | 7.90 | 7.80 | 7.80 | 7.83 | 7.80 | 48,800 |   |  
            | 4/10/2015 | -0.20 / -2.50% | 7.90 | 8.00 | 7.80 | 7.80 | 7.94 | 7.80 | 48,000 |   |  			
            | 4/9/2015 | +0.20 / +2.56% | 7.80 | 8.00 | 7.80 | 8.00 | 7.85 | 8.00 | 79,400 |   |  
            | 4/8/2015 | -0.10 / -1.27% | 7.90 | 8.00 | 7.80 | 7.80 | 7.84 | 7.80 | 14,800 |   |  			
            | 4/7/2015 | 0.00 / 0.00% | 7.70 | 8.00 | 7.70 | 7.90 | 7.80 | 7.90 | 100,000 |   |  
            | 4/6/2015 | -0.20 / -2.47% | 7.70 | 8.30 | 7.70 | 7.90 | 8.07 | 7.90 | 64,400 |   |  			
            | 4/3/2015 | -0.40 / -4.71% | 8.60 | 8.60 | 8.00 | 8.10 | 8.11 | 8.10 | 85,100 |   |  
            | 4/2/2015 | +0.40 / +4.94% | 8.00 | 8.50 | 7.60 | 8.50 | 7.83 | 8.50 | 273,050 |   |  			
            | 4/1/2015 | -0.80 / -8.99% | 9.00 | 9.00 | 8.10 | 8.10 | 8.37 | 8.10 | 81,800 |   |  
            | 3/31/2015 | +0.30 / +3.49% | 8.80 | 9.00 | 8.60 | 8.90 | 8.75 | 8.90 | 162,300 |   |  			
            | 3/30/2015 | -0.70 / -7.53% | 9.20 | 9.20 | 8.60 | 8.60 | 9.05 | 8.60 | 263,700 |   |  
            | 3/27/2015 | -0.10 / -1.06% | 9.20 | 9.30 | 9.00 | 9.30 | 9.09 | 9.30 | 125,200 |   |  			
            | 3/26/2015 | 0.00 / 0.00% | 9.40 | 9.50 | 9.00 | 9.40 | 9.16 | 9.40 | 10,400 |   |  
            | 3/25/2015 | +0.10 / +1.08% | 9.30 | 9.40 | 9.20 | 9.40 | 9.21 | 9.40 | 44,200 |   |  			
            | 3/24/2015 | 0.00 / 0.00% | 9.20 | 9.40 | 9.20 | 9.30 | 9.28 | 9.30 | 112,500 |   |  
            | 3/23/2015 | -0.20 / -2.11% | 9.80 | 9.80 | 9.30 | 9.30 | 9.37 | 9.30 | 65,400 |   |  |