The first series broadcast by Channel 4 opened with average viewing figures of 5.8 million , rising to 6.5 million to include those watching on Channel 4 +1 , and 9.46 million for the 7-day rating . Although the overnight figure was the lowest for an opening episode since 2013 , it was Channel 4 's biggest audience since the Opening Ceremony of the 2012 Paralympics . This series attracted an average audience of 9 million viewers on Channel 4
Opening Ceremony
2012 Summer Paralympics opening ceremony
The Great British Bake Off