0 1 2 3 Tue 28 Mar 1939 Sun 02 Apr 1939 Fri 07 Apr 1939 Wed 12 Apr 1939 Mon 17 Apr 1939 Sat 22 Apr 1939 Thu 27 Apr 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