0 1 2 3 Sat 07 May 1921 Sat 14 May 1921 Sat 21 May 1921 Sat 28 May 1921 Sat 04 Jun 1921 Sat 11 Jun 1921 Sat 18 Jun 1921 Sat 25 Jun 1921 Sat 02 Jul 1921 Sat 09 Jul 1921 Mon 11 Jul 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