2019 
R’m 
  2018 
R’m 
2. Revenue            
  Subscription fees 41 248   38 547  
  Advertising 3 180   3 092  
  Set-top boxes 2 042   1 847  
  Installation fees 123   308  
  Technology contracts and licensing 1 564   1 639  
  Other revenue* 1 938   2 019  
    50 095   47 452  
  * Other revenue primarily includes sub-licensing and production revenue.
  The following table shows unsatisfied performance obligations resulting from long-term technology contracts as at 31 March 2019.
  Aggregate amount of the transaction price allocated to long-term technology contracts that are partially or fully unsatisfied 350   *  
  * As permitted under the transitional provision in IFRS 15, the transaction price allocated to unsatisfied performance obligations as of 31 March 2018 is not disclosed.
  Management expects that 35% of the transaction price allocated to the unsatisfied contracts as of 31 March 2019 will be recognised as revenue during the next reporting period (R123m) and 31% (R109m) will be recognised as revenue in the FY2021 reporting period. The remaining 34% (R118m) will be recognised as revenue in FY2022 and thereafter. The amount disclosed above does not include variable consideration which is constrained.
  All other technology contracts are for periods of one year or less or are billed based on time incurred.