0 1 2 3 Mon 25 Dec 1899 Mon 01 Jan 1900 Thu 01 Feb 1900 Thu 01 Mar 1900 Sun 25 Mar 1900 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