Electricity production through the construction, operation and maintenance of generating plants, and purchase/sale of energy on wholesale markets.
* % of 2017 net output
Power transmission and distribution
Construction, operation and maintenance of electrical lines, substations, transformer centres and other infrastructure, to transfer electrical power from production centres to the end user.
* At 31 December 2017
Retail sale of energy
Supply to end users of energy and additional products and services.
* % by sector at 31 December 2017