| Mar 2018 | Skil Infrastructure Limited (Person Acting In Concert) | 18,539,230 | 2.51% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Dec 2017 | Skil Infrastructure Limited (Person Acting In Concert) | 145,380,167 | 19.71% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Sep 2017 | Skil Infrastructure Limited | 153,345,167 | 20.79% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Jun 2017 | Skil Infrastructure Limited | 162,836,936 | 22.08% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Mar 2017 | Skill Infrastructure Limited | 167,536,936 | 22.76% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Dec 2016 | Skil Infrastructure Limited | 174,071,336 | 23.64% | - | -% | - | -% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Sep 2016 | Skil Infrastructure Limited | 174,071,336 | 23.64% | - | -% | - | -% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Jun 2016 | Skil Infrastructure Limited | 174,071,336 | 23.64% | - | -% | - | -% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Mar 2016 | Skil Infrastructure Limited | 181,203,128 | 24.61% | - | -% | - | -% |