Many in this demographic group equated fast food with 'dollar food ... edible but not much more than that', it said.

These differences are far bigger than those which separate any demographic group - of age, income or geography - along our traditional left/right political divide.

The big questions that the book explores don't belong to any particular demographic group.

This included an increase of 17 percent in ratings in its target demographic group (adults age 25-to-54).

It was mainly seen on weekends in low-rated afternoon or late-night timeslots, because of the program's admitted appeal to a small, high-brow demographic group.