Percentage of people in the US that (on average) sleep less than the recommended 7 hours of sleep [OC]
from /r/dataisbeautiful
美国(平均)睡眠时间少于建议的7小时的人的百分比[OC] 。
美国(平均)睡眠时间少于建议的7小时的人的百分比[OC] 。
Percentage of people in the US that (on average) sleep less than the recommended 7 hours of sleep [OC]
from /r/dataisbeautiful