0 1 2 3 Tue 03 Dec 1839 Wed 01 Jan 1840 Sat 01 Feb 1840 Sun 01 Mar 1840 Mon 02 Mar 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