0 1 2 3 Sat 13 Jun 1931 Sat 20 Jun 1931 Sat 27 Jun 1931 Sat 04 Jul 1931 Sat 11 Jul 1931 Sat 18 Jul 1931 Sat 25 Jul 1931 Sat 01 Aug 1931 Sat 08 Aug 1931 Sat 15 Aug 1931 Sat 22 Aug 1931 Sat 29 Aug 1931 Mon 31 Aug 1931 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