0 1 2 3 Sat 20 Sep 1902 Wed 01 Oct 1902 Sat 01 Nov 1902 Mon 01 Dec 1902 Thu 18 Dec 1902 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