| Mar 2022 | Mefcom Capital Markets Ltd | 235,000 | 1.37% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Dec 2021 | Mefcom Capital Markets Ltd | 235,000 | 1.37% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Sep 2021 | Mefcom Capital Markets Ltd | 235,000 | 1.37% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Jun 2021 | Mefcom Capital Markets Limited | 256,000 | 1.50% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Mar 2021 | Mefcom Capital Markets Limited | 256,000 | 1.50% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Dec 2020 | Mefcom Capital Markets Limited | 291,950 | 1.71% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Sep 2020 | Mefcom Capital Markets Limited | 291,950 | 1.71% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Jun 2020 | Mefcom Capital Markets Limited | 291,950 | 1.71% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Mar 2020 | Mefcom Capital Markets Limited | 294,300 | 1.72% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Dec 2019 | Mefcom Capital Markets Limited | 294,300 | 1.72% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Sep 2019 | Mefcom Capital Markets Limited | 294,300 | 1.72% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Jun 2019 | Mefcom Capital Markets Limited | 294,300 | 1.72% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Mar 2019 | Mefcom Capital Markets Limited | 294,300 | 1.72% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Dec 2018 | Mefcom Capital Markets Limited | 294,300 | 1.72% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Sep 2018 | Mefcom Capital Markets Limited | 351,306 | 2.05% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Jun 2018 | Mefcom Capital Markets Limited | 351,306 | 2.05% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Mar 2018 | Mefcom Capital Markets Limited | 351,306 | 2.05% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Dec 2017 | Mefcom Capital Markets Limited | 408,500 | 2.39% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Sep 2017 | Mefcom Capital Markets Limited | 408,500 | 2.39% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Jun 2017 | Mefcom Capital Markets Limited | 408,500 | 2.39% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Mar 2017 | Mefcom Capital Markets Limited | 490,300 | 2.86% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
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                            | Dec 2016 | Mefcom Capitals Markets Limited | 517,000 | 3.05% | - | -% | - | 0.00% | 
                    
                        
                            
                                
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                            | Sep 2016 | Mefcom Capitals Markets Limited | 517,000 | 3.05% | - | -% | - | -% | 
                    
                        
                            
                                
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                            | Mar 2016 | Mefcom Capital Markets Ltd | 568,000 | 3.36% | - | -% | - | -% |