0 1 2 3 Tue 01 Aug 1939 Fri 04 Aug 1939 Mon 07 Aug 1939 Thu 10 Aug 1939 Sun 13 Aug 1939 Wed 16 Aug 1939 Sat 19 Aug 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