0 1 2 3 Fri 10 Dec 1926 Mon 13 Dec 1926 Thu 16 Dec 1926 Sun 19 Dec 1926 Wed 22 Dec 1926 Sat 25 Dec 1926 Tue 28 Dec 1926 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