0 1 2 3 Tue 17 Feb 1852 Mon 01 Mar 1852 Thu 01 Apr 1852 Sat 01 May 1852 Mon 17 May 1852 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