0 1 2 3 Thu 30 Mar 1939 Tue 04 Apr 1939 Sun 09 Apr 1939 Fri 14 Apr 1939 Wed 19 Apr 1939 Mon 24 Apr 1939 Sat 29 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