0 1 2 3 Thu 14 Sep 1871 Sun 01 Oct 1871 Wed 01 Nov 1871 Fri 01 Dec 1871 Mon 01 Jan 1872 Thu 01 Feb 1872 Fri 01 Mar 1872 Mon 01 Apr 1872 Wed 01 May 1872 Sat 01 Jun 1872 Mon 01 Jul 1872 Thu 01 Aug 1872 Sun 01 Sep 1872 Fri 13 Sep 1872 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