0 1 2 3 Mon 01 Jan 1923 Mon 08 Jan 1923 Mon 15 Jan 1923 Mon 22 Jan 1923 Mon 29 Jan 1923 Mon 05 Feb 1923 Mon 12 Feb 1923 Mon 19 Feb 1923 Mon 26 Feb 1923 Tue 27 Feb 1923 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