p.6
Renewable= 22% of purchased electricity (814,000 MWh)
814,000(0.22)= 179080 MWh
Equals: 644 688.00 gigajoules (GJ / energy)
https://www.traditionaloven.com/tutorials/energy/convert-mega-watt-hr-mwh-to-giga-joule-gj.html