0 1 2 3 Thu 15 Jan 1874 Thu 22 Jan 1874 Thu 29 Jan 1874 Thu 05 Feb 1874 Thu 12 Feb 1874 Thu 19 Feb 1874 Thu 26 Feb 1874 Thu 05 Mar 1874 Thu 12 Mar 1874 Sun 15 Mar 1874 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