0 1 2 3 Sat 01 Feb 1890 Sat 01 Mar 1890 Tue 01 Apr 1890 Thu 01 May 1890 Sun 01 Jun 1890 Tue 01 Jul 1890 Fri 01 Aug 1890 Mon 01 Sep 1890 Wed 01 Oct 1890 Sat 01 Nov 1890 Mon 01 Dec 1890 Thu 01 Jan 1891 Sat 31 Jan 1891 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