0 1 2 3 Tue 31 Dec 1839 Tue 07 Jan 1840 Tue 14 Jan 1840 Tue 21 Jan 1840 Tue 28 Jan 1840 Tue 04 Feb 1840 Tue 11 Feb 1840 Tue 18 Feb 1840 Sat 22 Feb 1840 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