0 1 2 3 Sun 23 Jul 1961 Tue 01 Aug 1961 Fri 01 Sep 1961 Sun 01 Oct 1961 Sat 21 Oct 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