Electricity generation
Construction, operation and maintenance of generating plants, and purchase/sale of energy on wholesale markets.
Generating plants*
* % of 2018 net output
Power transmission and distribution
Construction, operation and maintenance of electrical lines, substations, transformer centres and other infrastructure, to bring electrical power from production centres to the end user.
Electric grids*
* At 31 December 2018
Retail sale of energy
Supply to end users of energy and additional products and services.
Customers*
* % by sector at 31 December 2018
