0 1 2 3 Wed 25 Sep 1878 Tue 01 Oct 1878 Fri 01 Nov 1878 Sun 01 Dec 1878 Tue 24 Dec 1878 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