0 1 2 3 Thu 22 Dec 1887 Fri 30 Dec 1887 Sat 07 Jan 1888 Sun 15 Jan 1888 Mon 23 Jan 1888 Tue 31 Jan 1888 Wed 08 Feb 1888 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