almost 20 hours in a week
The average American spends about 2.5 hours per day driving. This is an estimate of of about 17.5 hours per week.
According to a recent article on a survey of 18 of the 30 counties that are part of the Organization for Economic Cooperation and Development, Americans get 8.5 hours of sleep on average...
there are about 2 in the average American home.