Electricity exports decreased 22.93% to 5,399 GWh in the period under review, data from ESO's weekly bulletin showed.
Domestic power consumption edged up 0.21% to 33,867 GWh.
The volume of renewable energy in the transmission system fell 1.52% year-on-year to 1,072 GWh, while the volume of renewable energy in the distribution system rose by 10.48% year-on-year to 1,665 GWh.