0 1 2 3 Sat 24 Sep 1955 Sat 01 Oct 1955 Tue 01 Nov 1955 Thu 01 Dec 1955 Fri 23 Dec 1955 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