text: 2013 
  
  Deferred tax assets / liabilities: 
  
  Derivatives 
  
  Employee benefits 
  
  Provision for restoration and rehabilitation 
  
  Provision for obsolescence 
  
  Unrealised exchange losses 
  
  Other items 
  
  Tax losses 
  
  Mine properties and exploration 
  
  Available-for-sale financial assets 
  
  Net deferred tax assets 