0 1 2 3 Sat 01 Dec 1888 Tue 01 Jan 1889 Fri 01 Feb 1889 Thu 28 Feb 1889 Hours Slept Hours Slept Rolling Average Total Time in Bed Total Rolling Average <- Previous Period Next Period -> Date Range: to Offset: hours Data: Hours Slept Hours Laying Awake Total Time in Bed Total Dreams Show: Raw Data Rolling Average Rolling Average: Start from Zero Events: None Major All