From the 2005-2006, 2007-2008 National Health and Nutrition Examination Survey:
Over the past 30 days, on average how many hours per day did [CHILD] use a computer or play computer games outside of school? Would you say...
[Note: The 2005-2006 question did not specify that computer use was outside of school.]
Children aged 2-5: Children whose parent reports that they did not use a computer outside of school over the past 30 days or on average used a computer or played computer games less than 1 hour per day, 1 hour per day, or 2 hours per day were classified as using a computer or playing computer games outside of school (for non-school work) for no more than 2 hours a day.