0 1 2 3 Fri 04 Dec 1931 Wed 09 Dec 1931 Mon 14 Dec 1931 Sat 19 Dec 1931 Thu 24 Dec 1931 Tue 29 Dec 1931 Sun 03 Jan 1932 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