0 1 2 3 Sun 29 Jan 1939 Fri 03 Feb 1939 Wed 08 Feb 1939 Mon 13 Feb 1939 Sat 18 Feb 1939 Thu 23 Feb 1939 Tue 28 Feb 1939 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