| GLG Partners LP | 0.44% | 24 Aug 2016 | 
        
                
                    | GLG Partners LP | 0.70% | 28 Jul 2016 | 
        
                
                    | GLG Partners LP | 0.63% | 20 Jul 2016 | 
        
                
                    | GLG Partners LP | 0.55% | 28 Jun 2016 | 
        
                
                    | GLG Partners LP | 0.72% | 11 May 2016 | 
        
                
                    | GLG Partners LP | 0.63% | 3 Feb 2016 | 
        
                
                    | GLG Partners LP | 0.53% | 22 Jan 2016 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.49% | 9 Nov 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.59% | 4 Nov 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.67% | 30 Oct 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.79% | 22 Oct 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.89% | 7 Oct 2015 | 
        
                
                    | Ardevora Asset Management LLP | 0.01% | 3 Sep 2015 | 
        
                
                    | Ardevora Asset Management LLP | 0.89% | 27 Apr 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.92% | 23 Mar 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.86% | 18 Mar 2015 | 
        
                
                    | Ardevora Asset Management LLP | 1.19% | 10 Mar 2015 | 
        
                
                    | Ardevora Asset Management LLP | 0.51% | 6 Mar 2015 | 
        
                
                    | Ardevora Asset Management LLP | 0.50% | 5 Mar 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.92% | 13 Feb 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.07% | 21 Jan 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.15% | 16 Jan 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.21% | 14 Jan 2015 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.99% | 11 Dec 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.00% | 5 Dec 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.98% | 28 Nov 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.88% | 7 Nov 2014 | 
        
                
                    | BlackRock Institutional Trust Company, National Association | 0.49% | 5 Nov 2014 | 
        
                
                    | BlackRock Institutional Trust Company, National Association | 0.50% | 4 Nov 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.99% | 28 Oct 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.00% | 21 Oct 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.94% | 15 Oct 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.81% | 14 Oct 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.70% | 8 Oct 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.60% | 26 Sep 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.50% | 18 Sep 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.42% | 2 Sep 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.62% | 31 Jul 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.59% | 30 Jun 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.69% | 20 Jun 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.75% | 19 Jun 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.88% | 14 May 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.96% | 6 May 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.09% | 18 Mar 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.15% | 13 Mar 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.25% | 7 Mar 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.33% | 21 Feb 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.40% | 14 Feb 2014 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.31% | 20 Nov 2013 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.18% | 25 Oct 2013 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.29% | 19 Sep 2013 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.38% | 29 Aug 2013 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 1.00% | 21 Jun 2013 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.90% | 8 May 2013 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.82% | 15 Apr 2013 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.78% | 27 Feb 2013 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.80% | 22 Feb 2013 | 
        
                
                    | WorldQuant LLC | 0.49% | 23 Jan 2013 | 
        
                
                    | WorldQuant LLC | 0.59% | 27 Dec 2012 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.78% | 21 Dec 2012 | 
        
                
                    | WorldQuant LLC | 0.60% | 19 Dec 2012 | 
        
                
                    | WorldQuant LLC | 0.50% | 12 Dec 2012 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.88% | 30 Nov 2012 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.90% | 20 Nov 2012 | 
        
                
                    | BlackRock Investment Management (UK) Limited | 0.87% | 1 Nov 2012 |