0 1 2 3 Sat 15 Feb 1840 Sun 01 Mar 1840 Wed 01 Apr 1840 Fri 01 May 1840 Fri 15 May 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