0 1 2 3 Tue 14 May 1957 Sat 01 Jun 1957 Mon 01 Jul 1957 Thu 01 Aug 1957 Mon 12 Aug 1957 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