The data displays the number of hours of sleep U.S. adults aged 40 years and older needed to function their best during the day as of 2016. In that year, a total of 35% of the survey respondents said that they needed 7 to less than 8 hours of sleep to function their best during the day.
Less than 6 hrs | 11 |
6 to less than 7 hrs | 22 |
7 to less than 8 hrs | 35 |
8 to less than 9 hrs | 24 |
9 hrs or more | 7 |