0 1 2 3 Sun 10 Dec 1911 Mon 18 Dec 1911 Tue 26 Dec 1911 Wed 03 Jan 1912 Thu 11 Jan 1912 Fri 19 Jan 1912 Sat 27 Jan 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