0 1 2 3 Tue 18 Sep 1877 Mon 01 Oct 1877 Thu 01 Nov 1877 Sat 01 Dec 1877 Tue 01 Jan 1878 Fri 01 Feb 1878 Fri 01 Mar 1878 Mon 01 Apr 1878 Wed 01 May 1878 Sat 01 Jun 1878 Mon 01 Jul 1878 Thu 01 Aug 1878 Sun 01 Sep 1878 Wed 18 Sep 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