0 1 2 3 Tue 19 Dec 1837 Sun 24 Dec 1837 Fri 29 Dec 1837 Wed 03 Jan 1838 Mon 08 Jan 1838 Sat 13 Jan 1838 Thu 18 Jan 1838 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