| 28th Nov 2016 7:00 am | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 24th Nov 2016 8:00 am | RNS | Notice of cancellation of listing | 
                                                                            
                                            | 24th Nov 2016 7:00 am | RNS | Offer Update | 
                                                                            
                                            | 18th Nov 2016 4:00 pm | RNS | Result of AGM and SGM | 
                                                                            
                                            | 11th Nov 2016 3:23 pm | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 3rd Nov 2016 7:00 am | RNS | Update on Irrevocable Undertakings | 
                                                                            
                                            | 2nd Nov 2016 4:45 pm | RNS | Notice of proposed cancellation of trading on AIM | 
                                                                            
                                            | 2nd Nov 2016 4:04 pm | RNS | Offer Document Posted | 
                                                                            
                                            | 21st Oct 2016 7:00 am | RNS | TRGI recommended cash offer for DGS | 
                                                                            
                                            | 4th Oct 2016 7:00 am | RNS | Final Results | 
                                                                            
                                            | 3rd Oct 2016 7:00 am | RNS | Notice of Results | 
                                                                            
                                            | 14th Jul 2016 7:00 am | RNS | Trading Update | 
                                                                            
                                            | 18th Apr 2016 7:00 am | RNS | Transaction in Own Shares | 
                                                                            
                                            | 7th Apr 2016 10:00 am | RNS | Director Shareholding and Exercise of Options | 
                                                                            
                                            | 11th Mar 2016 7:00 am | RNS | Interim Dividend | 
                                                                            
                                            | 10th Mar 2016 7:00 am | RNS | Half Yearly Report | 
                                                                            
                                            | 4th Mar 2016 7:00 am | RNS | Notice of Results | 
                                                                            
                                            | 16th Feb 2016 7:01 am | RNS | Trading Update | 
                                                                            
                                            | 16th Feb 2016 7:00 am | RNS | Change of Adviser | 
                                                                            
                                            | 21st Dec 2015 7:00 am | RNS | Transaction in Own Shares | 
                                                                            
                                            | 14th Dec 2015 7:00 am | RNS | Transaction in Own Shares | 
                                                                            
                                            | 7th Dec 2015 7:00 am | RNS | Transaction in Own Shares | 
                                                                            
                                            | 1st Dec 2015 5:06 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 1st Dec 2015 7:00 am | RNS | Directorate Change | 
                                                                            
                                            | 16th Nov 2015 7:00 am | RNS | Transaction in Own Shares | 
                                                                            
                                            | 12th Nov 2015 1:19 pm | RNS | Result of AGM | 
                                                                            
                                            | 12th Nov 2015 7:01 am | RNS | Capital Markets Day | 
                                                                            
                                            | 12th Nov 2015 7:00 am | RNS | AGM Statement | 
                                                                            
                                            | 9th Nov 2015 10:42 am | RNS | Transaction in Own Shares | 
                                                                            
                                            | 2nd Nov 2015 7:00 am | RNS | Transaction in Own Shares | 
                                                                            
                                            | 26th Oct 2015 7:00 am | RNS | Transaction in Own Shares | 
                                                                            
                                            | 19th Oct 2015 7:05 am | RNS | Notice of Annual General Meeting | 
                                                                            
                                            | 19th Oct 2015 7:00 am | RNS | Transaction in Own Shares | 
                                                                            
                                            | 15th Oct 2015 7:00 am | RNS | Board Appointments | 
                                                                            
                                            | 12th Oct 2015 8:45 am | RNS | Transaction in Own Shares | 
                                                                            
                                            | 5th Oct 2015 5:54 pm | RNS | Transaction in Own Shares | 
                                                                            
                                            | 25th Sep 2015 4:35 pm | RNS | Price Monitoring Extension | 
                                                                            
                                            | 23rd Sep 2015 5:21 pm | RNS | Availability of Annual Report & Proposed Dividend | 
                                                                            
                                            | 21st Sep 2015 7:00 am | RNS | Final Results | 
                                                                            
                                            | 17th Sep 2015 7:00 am | RNS | Notice of Results |