The poll into energy use also revealed that eight out of ten families are rationing warmth in their homes.
Of those surveyed, nine out of ten are wearing extra clothes instead of turning on the heating, while 56% turn it off altogether when children are not in the home.
Energy Bill campaigners today called on the Government to drive down energy bills.
More top news
If last week was about "country before party" this week it's a very different story.
Sixties wildchild Marianne Faithfull has slammed pop stars Miley Cyrus and Rihanna as 'rubbishy sluts'.
High school player gives motivational post-match interview that is a cross between a sermon and an advert for the 'American dream'.