Higher temperatures and increased hydroelectric output led the growth in March, the local power trading chamber said.
Susana Jiménez and representatives from electric energy associations agreed to collaborate on, among others, regulation and competition.
The International Finance Corporation's commitment will help Banco Galicia to raise US$100mn for renewable projects.
With 3 years in advance, ISA meets its profit target of 135% by 2020
National operator ONS maintains confidence in its ability to provide energy, despite the electricity supply interruptions several states experienced for up to five hours on Wednesday.