0 1 2 3 Wed 15 Feb 1961 Wed 01 Mar 1961 Sat 01 Apr 1961 Mon 01 May 1961 Thu 01 Jun 1961 Sat 01 Jul 1961 Wed 26 Jul 1961 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