0 1 2 3 Sun 28 Oct 1923 Thu 01 Nov 1923 Sat 01 Dec 1923 Tue 01 Jan 1924 Sat 26 Jan 1924 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