Electricity exports decreased 24.23% to 5,660 GWh in the period under review, data from ESO's weekly bulletin showed.
Domestic power consumption edged down 0.46% to 36,452 GWh.
The volume of renewable energy in the transmission system fell 1% year-on-year to 1,139 GWh, while the volume of renewable energy in the distribution system rose by 10.17% year-on-year to 1,746 GWh.