0 1 2 3 Thu 28 Dec 1911 Fri 05 Jan 1912 Sat 13 Jan 1912 Sun 21 Jan 1912 Mon 29 Jan 1912 Tue 06 Feb 1912 Wed 14 Feb 1912 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