0 1 2 3 Thu 06 Jan 1927 Fri 14 Jan 1927 Sat 22 Jan 1927 Sun 30 Jan 1927 Mon 07 Feb 1927 Tue 15 Feb 1927 Wed 23 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