0 1 2 3 Sat 18 Jun 1921 Sat 25 Jun 1921 Sat 02 Jul 1921 Sat 09 Jul 1921 Sat 16 Jul 1921 Sat 23 Jul 1921 Sat 30 Jul 1921 Sat 06 Aug 1921 Wed 10 Aug 1921 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