0 1 2 3 Sun 21 Jun 1908 Wed 01 Jul 1908 Sat 01 Aug 1908 Tue 01 Sep 1908 Thu 01 Oct 1908 Sun 01 Nov 1908 Tue 01 Dec 1908 Fri 01 Jan 1909 Mon 01 Feb 1909 Mon 01 Mar 1909 Thu 01 Apr 1909 Tue 20 Apr 1909 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