0 1 2 3 Tue 18 Jan 1927 Sun 23 Jan 1927 Fri 28 Jan 1927 Wed 02 Feb 1927 Mon 07 Feb 1927 Sat 12 Feb 1927 Thu 17 Feb 1927 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