0 1 2 3 Mon 24 Jan 1921 Tue 01 Feb 1921 Tue 01 Mar 1921 Fri 01 Apr 1921 Sun 01 May 1921 Wed 01 Jun 1921 Fri 01 Jul 1921 Mon 01 Aug 1921 Thu 01 Sep 1921 Sat 01 Oct 1921 Tue 01 Nov 1921 Thu 01 Dec 1921 Sun 01 Jan 1922 Mon 23 Jan 1922 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