0 1 2 3 Tue 30 Dec 1890 Thu 01 Jan 1891 Sun 01 Feb 1891 Sun 01 Mar 1891 Mon 30 Mar 1891 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