0 1 2 3 Thu 05 Dec 1839 Thu 12 Dec 1839 Thu 19 Dec 1839 Thu 26 Dec 1839 Thu 02 Jan 1840 Thu 09 Jan 1840 Thu 16 Jan 1840 Thu 23 Jan 1840 Thu 30 Jan 1840 Fri 31 Jan 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