2019 
R’m 
  2018 
R’m 
4. Interest (expense)/income            
  Interest expense        
  Loans and overdrafts (485)   (704)
  Transponder leases (650)   (648)
  Other (302)   (196)  
    (1 437)   (1 548)  
  Interest income      
  Loans and bank accounts 335    322 
  Other 575    377   
    910    699   
  A significant portion of the group’s operations are exposed to foreign exchange risk. The table below presents the net (loss) or profit from our foreign exchange exposure and incorporates effects of qualifying forward exchange contracts that hedge this risk.
  Net (loss)/profit from foreign exchange translation and fair-value adjustments on derivative financial instruments      
  On translation of liabilities (11)   (75)
  On translation of transponder leases* (1 887)   1 150 
  On translation of forward exchange contracts 406    (376)  
  Net foreign exchange translation (losses)/gains (1 492)   699   
  * Movement relates to rand depreciation from a closing rate of R11.84 in FY2018 to R14.50 in FY2019 on our US dollar transponder lease liability.