Do you have children? If you have children, you can easily wind up with negative free hours per day.
If you averaged say, 4 parents and 4 non-parents free time, I could see how someone would easily arrive at a number where the "average American has just 4 hours of free time per week"
If you averaged say, 4 parents and 4 non-parents free time, I could see how someone would easily arrive at a number where the "average American has just 4 hours of free time per week"