0 1 2 3 Tue 19 Dec 1826 Mon 01 Jan 1827 Thu 01 Feb 1827 Thu 01 Mar 1827 Mon 19 Mar 1827 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