0 1 2 3 Sat 27 Jul 1878 Thu 01 Aug 1878 Sun 01 Sep 1878 Tue 01 Oct 1878 Thu 24 Oct 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