Electricity exports decreased 19.24% to 4,665 GWh in the period under review, data from ESO's weekly bulletin showed.
Domestic power consumption added 1.13% to 29,606 GWh.
The volume of renewable energy in the transmission system edged down 1.23% year-on-year to 958 GWh, while the volume of renewable energy in the distribution system rose by 11.52% year-on-year to 1,502 GWh.